Debate watch parties in Southern California

The Clinton-Trump presidential debate is the focus of the Los Angeles Times watch party at the Ace Hotel in Los Angeles.

Debate watchers applaud the start of a highly anticipated face-off between presidential candidates Hillary Clinton and Donald Trump during a debate-watching party at the Doubletree Hotel in Carson.

More than 1,000 people showed up at the Reagan Library in Simi Valley to watch the historic presidential debate between Hillary Clinton and Donald Trump on the big screen from Hofstra University. Anne Van Beveran takes a photo of the candidates as they take the stage.

Audience members cheer as the presidential candidates are announced during a debate-watching party at the Crest Theater in Los Angeles.

Attendees at the Doubletree Hotel in Carson largely favored Hillary Clinton.

The Crest Theater is packed for the debate-watching party in Los Angeles.

Julia and Victor Izaguirre of Thousand Oaks attend the debate event at the Reagan Library in Simi Valley.

At the Crest Theater in Los Angeles, audience members listen to the debate between Hillary Clinton and Donald Trump.