Conversation so far:
How did Ernie Kovacs die?
Kovacs was killed in a car accident.
When did he die?
early morning hours of January 13, 1962.
Were drugs or alcohol involved?
CANNOTANSWER.
Was he the only person to die in the car accident?
CANNOTANSWER.
What caused his car accident?
After a light southern California rainstorm, Kovacs lost control of his Chevrolet Corvair station wagon while turning quickly, and crashed into a power pole.

Question: Were there any witness' to this accident?
Self-contained rewrite: Were there any witness to Ernie Kovacs' accident?