The Other Intern - Chandra Levy's tragic disappearance and murder has riveted a nation, but she was not the first government intern to disappear. Two years earlier Joyce Chiang vanished from the same neighborhood in Washington D.C. Some believe that the similarities in their cases may be far more than a coincidence. Could a serial killer be on the loose in our nation's capitol?

Joyce Chiang (Unexplained Death)

Ground Zero - Among the thousands of flyers plastered around New York's Ground Zero is one that features a beautiful 31-year-old female physician. Surrounded by so many missing person photos, it's easy to miss the detail that differentiates hers from the others. The flyer of Sneha Philip reads ""Missing since Monday, September 10th.""

Olympic Park Bomber - Millions of people around the world were shaken by the Olympic park bombing in Atlanta on the night of July 27, 1996. Yet many are unaware that the person responsible for planting what the FBI called ""one of the largest pipe bombs in U.S. history"" has yet to be caught. Can you help authorities track down Eric Rudolph and bring him to justice?

Fugitive Teacher - When elementary school teacher Frank Montenegro sacrificed his carefree bachelor life to move back home to take care of his five brothers and sisters, many people considered him a hero. But after being accused of sexually molesting two of his students, he is now considered a fugitive from prosecution. Can you help police find Frank Montenegro?

Frank Montenegro (Wanted)

Mary Morris Murders - In October of 2000, two woman were murdered in Houston, Texas. But what makes those two murders both bizarre and incredible is that both victims shared the same name and were killed in very similar manners. Some believe the slayings were related, possibly the work of an inept contract killer.

Mary Lou Morris & Mary McGinnis Morris (Unexplained Deaths)

Family Man Fugitive - Robert Fisher seemed to have all a man could want: devoted wife, a son and daughter, and a suburban home at the end of a cul-de-sac. Then Fisher was accused of annihilating his entire family: slashing their throats while sleeping, then rigging the house to explode. After nearly a year, Fisher - an elusive and wily suspect - remains on the run.

Robert Fisher (Wanted)

Kentucky Bomber - When Sheriff's Deputy Scott Elder stopped a man for reckless driving, he thought it was a routine traffic stop. But when the driver took off, Elder found himself exchanging gunfire with the man. Police were baffled by the driver's behavior until they found his car and home loaded with weapons, explosives and 20,000 rounds of ammunition. The discovery left some pondering the question: Was Stephen Anderson poised to launch his own private war?

Stephen Howard Anderson (Wanted)

Anthrax Murders - When postal worker Norma Wallace came down with the sniffles, her doctors told her she had the flu and prescribed Tylenol. But when her symptoms worsened, doctors made a shocking discovery: Norma had been exposed to anthrax spores and was seriously ill. Then other cases of anthrax poisoning came to light, and the nation went on high alert: Someone was disseminating anthrax through the U.S. Mail. But who?

Anthrax Murders (Unexplained Deaths)

Monica's Search - Thirty-seven year old Monica Libao made a promise to herself: As soon as her parents died, she would find out, once and for all, if she had really been kidnapped as an infant. Since the death of her parents, Monica spends most of her free time looking for clues. She hopes that you may have the key that will unlock her secret past.

Monica Libao (Lost Love)

Kibalo Kidnapping - Mike Kibalo thought he had the perfect life when his wife, Ann, gave birth to their daughter, Samantha, in January of 1999. But shortly thereafter, Ann Kibalo began acting strangely, and now she has kidnapped Samantha and is on the run. With Ann suffering from several mental disorders, Mike fears his daughter is in grave danger.

Ann Kibalo (Wanted)

A Mother's Search - Holly Krewson disappeared from La Mesa, California during the spring of 1995. Despite her mother's exhaustive efforts to find her, what happened to Holly remains a mystery. But several recent events - including a psychic's eerie vision and a mysterious phone call - makes her mother believe that Holly is alive and that she will see her again.

Holly Krewson (Missing)

Child Prodigies - On rare occasions, the world has been introduced to children who possess mysterious powers and excel in the worlds of art and science. The incredible talents of such young geniuses have fascinated and puzzled scholars for centuries. What can possibly explain the phenomenon of ""Child Prodigies""?

Child Prodigies (Unexplained)

Baby Killers - On July 13, 1997, Kristine Sue Westin and her boyfriend Kevin Dale Woo allegedly drowned their newborn baby in the bathroom of their Las Vegas hotel room. They have been sighted in the Southern California area as recently as October of 2001. Can you help police capture this cold-blooded couple?

Kristine Sue Westin and Kevin Dale Woo (Wanted)

Boston Strangler - Recently unearthed DNA evidence suggests Albert DeSalvo, the man thought to be the ""Boston Strangler,"" was not the killer of 19-year-old Mary Sullivan, the woman believed to be the eleventh victim. This new development raises doubts about whether Albert DeSalvo actually killed any of the women he confessed to strangling in the 1960s. If Albert DeSalvo isn't the ""Boston Strangler,"" then is the real Strangler still at large?

Mary Sullivan/Boston Strangler (Unexplained Death)

Fatal Driver - University honors student Frederick Russell fled shortly before failing to answer charges in a horrific multi-crash, multi-fatality drunk driving accident. He insists that the lives of both he and his family had been repeatedly threatened.

Frederick Russell (Wanted)

David Lee Kemp - In 1998, David Lee Kemp was charged with fatally shooting his estranged wife and her new boyfriend. While awaiting trial for the crimes, however, he managed to escape from an Oklahoma prison and elude capture again in Las Vegas. Can you help bring David Kemp to justice?

David Lee Kemp (Wanted)

Musical Con Man - For hundreds of working class families in Los Angeles, a school that offered affordable music lessons for their kids seemed too good to be true. It was. Now police need your help to track down the ruthless con artist who ran the school - and bilked parents out of more than a million dollars.

Omar Arroyo (Wanted)

Stryder Styarfyr - After a late summer fishing trip, Stryder Styarfyr and another man headed for home. As the boat sped across the water, Stryder reached for a beer from an ice chest. The boat's driver turned around, Stryder was gone, never to be seen again. The apparent accidental drowning of Stryder Styarfyr has been in question ever since. Authorities believe that Styarfyr was staging his own death, so that he would not be pursued on sexual child molestation charges. Have you seen Stryder Styarfyr?

Stryder Styarfyr (Wanted)

Hazel Leota Head - When retired trucker and widower Charles Barker met Hazel Leota Head in a Bossier City, Louisiana riverboat casino, he was looking for love and companionship. Hazel was looking for something else. Two months later Barker was dead, his bank account empty, and his late model Lincoln Town Car missing. So was Hazel Head.

Hazel Leota Head (Wanted)

James William Kilgore - In 1975, a notorious band of radicals known as the SLA allegedly gunned down an innocent woman during a bank heist. Finally - some 27 years later - they're being brought to trial on murder charges. All except one: Fugitive Jim Kilgore is still on the loose.

William James Kilgore (Wanted)

Doggie Doctors? - The strength and accuracy of a dog's nose is legendary. Using this powerful sense of smell, is it possible a dog can actually diagnose a life-threatening illness? Two incredible dogs offer persuasive evidence that man's best friend may be able to save lives in mysterious ways.

Black Hope Curse - For the families who bought new houses in a subdivision near Houston, Texas, life in their dream homes quickly turned into a nightmare. When one couple began to dig a swimming pool, they unearthed two bodies and were horrified to discover that their homes rested atop an old slave burial ground. And that was only the beginning of their frightening - and unexplainable - odyssey.

Gazebo Baby - Thirty years ago, a baby girl was abandoned beneath a gazebo outside the village hall in Addison, Illinois. Now this lovely young woman is searching for her birth parents. There is no anger in her heart; she would just like them to meet their two beautiful grandsons.

Kimberly Smith - On February 9, 1965, a young mother dropped her infant daughter off at a Richmond, Virginia hospital for eye surgery. She never came back. Today, Kimberly Smith, 37, is hoping to find her birth parents to get some answers and a clear picture of her family medical history, including the congenital glaucoma that she fears she may pass on to her own children.

California Serial Killer - In the late 1970's, the Sacramento area was terrorized by a serial rapist. Forty-four rapes in three years left police baffled and the case remained unsolved. In 1996, a criminalist in a nearby county made the shocking discovery: this rape series was linked to one of the largest serial killing sprees in California history.

Eric Tamiyasu (Unexplained Death): On June 30, 2001, the badly-decomposed body of 41-one-year-old Eric Tamiyasu was discovered on his bed. Because police initially believed Eric had died of natural causes, they ordered the bed and bedding burned. But an autopsy revealed that Eric had been shot three times in the head. More than a year later, with no suspects named and the murder still unsolved, rumors are flying around the community of Hood River, Oregon.

""Mothman"" - Some believe a crumbling set of buildings outside of Point Pleasant, West Virginia are home to one of the most bizarre and terrifying creatures ever to walk the earth: half-man, half-bird, and a portent of impending disaster. Those who have seen the creature called it ""Mothman.""

Canadian Crop Circles - Intricate formations in fields of crops often pop up overnight in the middle of nowhere. Many are attributed to clever pranksters - but others have no rational explanation at all. Are crop circles the work of some strange force on earth? Or, something not of this world?

Jon Christian Maggio - Born rich and spoiled rotten, Jon Christian Maggio seemed to figure out one big thing -- it's better to support one's privileged lifestyle by working white collar scams than doing time for violent assaults. The cherubic looking Maggio allegedly has operated both sides and is now on the lam, crisscrossing the country with his pretty bride, a naïve young woman who may not be an entirely willing companion.

Colleen Wood - A Florida woman meets the man of her dreams - and soon they chart a swashbuckling life together on the high seas. But suddenly, she vanishes into thin air. Only then is her boyfriend's past revealed - and it stuns everyone.

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Terror Survivor - What had begun as a simple evening of friendly billiards would soon become a night of terror for a young woman in Mishawaka, Indiana. Over the next few hours, she would experience every woman's worst nightmare. Investigators need your help to track down the individuals responsible for the suffering she ultimately endured and survived.

• Missing: Molly Bish

• Murder: Bonnie Craig

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BONNIE CRAIG (Unexplained Death): In 1994, 18-year-old Bonnie Craig was a freshman at the University of Alaska in Anchorage, AK. On September 28th of that year, she was brutally raped and murdered. Her mother, Karen Campbell, was a reserve officer who did undercover work for the Anchorage Police Department. Is it possible that one of Campbell's undercover assignments put her daughter's life in danger?

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Ashley Pond and Miranda Gaddis (Missing Persons): On the morning of January 9, 2002, 12-year-old Ashley Pond, of Oregon City, Oregon, was on her way to catch a bus en route to school. Then she disappeared before she could reach the bus stop. Two months later, on March 8, 13-year-old Miranda Gaddis (also of Oregon City, OR) disappeared in a similar matter. She too was on her way to school when she suddenly vanished.