The disappearance of Teamsters leader Jimmy Hoffa; a man accused of the 1919 murder of a young Englishwoman is acquitted; a doctor stands trial for the 1954 murder of his wife.
Nurses sometimes kill.
Young Ronald DeFeo shoots his family; mountain-gorilla researcher Dian Fossey is hacked to death; Italian banker is found hanging from a bridge.
The heir to a railway fortune shoots his wife's lover; Sharon Tate; Gianni Versace; playwright murder.
Deaths of civil-rights workers; political and ethnic killings; murders of gay men.
Cult leaders exert huge power over members, sometimes causing them to kill or to commit suicide.
A doctor convicted of killing her daughter-in-law may be innocent; a doctor gets away with the murders of 132 patients; a British doctor may have killed as many as 1,000 female patients.
The Lindbergh baby's kidnapping and murder; confused kidnappers take the wrong person; a murderer abducts a young heiress.
Women sometimes kill.
Even America's heartland is not immune to violent crime.
Several serial killers evade punishment.
Crucial evidence sometimes brings killers to justice years later.
Capital punishment.
Traveling murderers roam the country or the world in search of victims.
Prohibition-era gangsters fight for supremacy; bank robber John Dillinger becomes public enemy number one.
A suicide note accompanies the death of a movie producer; in 1935 a screen idol becomes an apparent suicide; in 1958 a teenage daughter is charged with the murder of an actress's boyfriend.
The anonymity of the highway and the speed of its traffic make it an ideal dumping ground for murderers.
Money can be the motive for murder.
Some killers choose their victims by type.
Random killers Neville Heath, the Hillside Strangler, and the Coed Killer, John Norman Collins.
Some killers transform their homes into chambers of horror.
Serial killers John Christie, Richard Speck, and William Heirens.
Rampage killings. Fritz Haarmann, Hungerford massacre, Charles Whitman, Dean Corll
Many young women's dreams of an easy and glamorous modeling career are cut short.
Louis Mountbatten, 1st Earl Mountbatten of Burma; Ernest Rohm; Bishop Juan Conendra Geradi.
Murder is sometimes used to silence people who threaten the system.
Hit-men are paid to kill.
Some kill to satisfy their greed.
Some murderers kill for no apparent reason.
When a colleague dies in the line of duty, police officers work tirelessly to catch the killer.
Conmen worm their way into victims' lives and kill them for their cash.
The struggle for mob leadership leads to an endless cycle of murder and blood feuds.
Poisoners leave clear trails for police to follow.
Politics can be a deadly business.