NYPD Deputy Commissioner Joseph A. Faurot begins using French police officer Alphonse Bertillon's fingerprint system to identify suspected criminals. The use of prints for contractual endorsement (as opposed to signatures) had begun in India thirty years earlier, and print usage for police work had been adopted in India, France, Argentina and other countries by 1900, but NYPD usage represented the beginning of complete acceptance of the process in America. To date, of the billions of fingerprints taken, no two have ever been found to be identical.

In Berkeley, California, an organization calling itself the Symbionese Liberation Army kidnaps heiress Patty Hearst. The next time Hearst is seen is in a San Francisco bank, helping to rob it with a machine gun. When she is finally captured her lawyer F. Lee Bailey argues that she had been brainwashed into committing the crime, but she is convicted of bank robbery and sentenced to 35 years imprisonment, a term which is later commuted.

A plane crash near Clear Lake, Iowa kills American musicians Buddy Holly, Ritchie Valens, and The Big Bopper, along with pilot Roger Peterson. The fault for the crash was determined to be poor weather combined with pilot inexperience. All four occupants died on impact. The event is later immortalized by Don McLean as the Day the Music Died in his 1971 hit song "American Pie."

After a long battle with arthritis and emphysema, English born actor Boris Karloff, who was best known for his film portrayals of Frankenstein's monster and the Mummy, contracts pneumonia and dies at King Edward VII Hospital, Midhurst, Sussex, England.