David Mason

ABOUT DAVID MASON

Serial killer who was the last person to be executed by gas chamber in the state of California.

He grew up in a strict Christian fundamentalist household where he was physically and emotionally abused.

He killed four elderly people in 1980 and killed his cellmate after being arrested.

He never married, but he was suspected of killing his male lover.

He was born in the same state as rapper Kanye West .