Charles Starkweather and Caril Ann Fugate

Charles Raymond Starkweather was an American spree killer who murdered eleven people in Nebraska and Wyoming between December 1957 and January 1958, when he was 19 years old. He killed ten of his victims between January 21 and January 29, 1958, the date of his arrest.
Caril Ann Fugate is the youngest female in United States history to have been tried and convicted of first-degree murder. She was the adolescent girlfriend of spree killer Charles Starkweather, being just 14 years old when his murders took place in 1958