Did the son of an Oscar-winning songwriter strangle his swimsuit designer girlfriend in a chic New York City hotel or was her death an accident?

Two murdered teens, a 32-year search for justice and eight years of reporting by "48 Hours". Troy Roberts has the latest in the investigation.

All new: A mother battles to prove her son died an American hero. Peter Van Sant reports.

Did a loving wife slip and fall off a cliff while posing for a snapshot or did her husband want more than a good picture? Peter Van Sant investigates.

The untold final chapter of the amazing "Clark Rockefeller" story. The con man and accused killer faces off with Erin Moriarty in an all-new network interview.

An update on the Michael Skakel murder case involving the death of Martha Moxley in Greenwich, Conn., in 1975.

All new: She was a popular teen, her ex was a football star. Their breakup was intense -- and she's dead. Ever hear of breakup violence? You will. Tracy Smith reports.

A heartbroken mother launches a one-woman psychological warfare campaign to taunt her daughter's alleged killer - but can she get him to crack? Peter Van Sant investigates.

A young mother is dead and identical twins are the suspects. Did studying TV shows help them nearly pull off the perfect crime? Erin Moriarty reports.

An aspiring actress is brutally strangled. DNA was left all over the crime scene... leading police to a surprising suspect. Maureen Maher reports.

Former Indiana State Trooper David Camm, tried three times for killing his wife and their two children, speaks out as part of a 13-year "48 Hours" investigation

A "48 Hours" special from the journalists of CBS News exploring the social, cultural and political impact of Mandela's life on the world.

In the investigation of the murder of a one-time millionaire, both his ex-wife and son are suspects.

Wives of a Pennsylvania Pastor Die in suspicious accidents. Was it coincidence or murder?

An examination of the sometimes-shady business of international child adoptions.

Did a bookie gamble away everything -- including his wife's life? Richard Schlesinger reports.

A gang of bodybuilders hatch a plan to kidnap and kill wealthy people. Troy Roberts has the real story that inspired a Hollywood movie.

A beauty queen is found murdered. The prime suspect -- the priest who heard her confession. Richard Schlesinger reports

A mother of three is found dead in a Colorado river. She had secrets -- did she name her own killer? Tracy Smith reports.

A detective is haunted by the case of two women missing for 30 years. Now she’s hot on the trail of a killer -- can she catch him? Susan Spencer reports.

He says he cracked under pressure and falsely confessed to the rape and murder of his young cousin -- what will it take for Damon Thibodeaux to walk free?

A lover is shot dead - will cell phone video taken in the aftermath be enough to clear or convict? Troy Roberts reports.

A teenager makes a discovery that could prove his mother's death was not suicide.

Can a family find a young mother's murderer with help from a Facebook-savvy police officer?

A beauty queen, a rock musician and a cross-country hunt for a cold-blooded killer. Peter Van Sant reports.