It's been a grim day as everyone continues to process the news of Robin Williams' death, and now, news of another Hollywood great passing away has surfaced.

Actress Lauren Bacall has passed away at age 89.

A family member told TMZ Bacall had a stroke at home Tuesday morning. 

The actress is best known for starring opposite her husband, Humphrey Bogart, in The Big Sleep, Key Largo and other films.

She is survived by three children.

[via TMZ]