Dave Chappelle attacker charged with assault 

Isaiah Lee, 23, was charged with murder.

Police are still investigating a possible motive for the attack.

The attack was videographed by members of the audience

who snatched cell phones at the venue.

The LAPD did not provide many details about the suspect

Carla Sims said the comedian is cooperating with police investigation.

Dave Chappelle celebrated four nights of comedy and music during the festival

This is not the first incident in Hollywood

Jamie Foxx and Chris Rock helped calm people down with humor for Chappelle

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