BREAKING: Thousands ordered to evacuate Pacific Palisades amid roaring blazes spreading within the greater Los Angeles area. Alex Stone joins Kayna Whitworth with the latest. | ABC News Live

ABC News’ Jaclyn Lee reports from Los Angeles, where a second night of curfew was imposed after rising unrest and protests over immigration raids: “There were still clashes with police. Hundreds of protesters were marching through downtown L.A. yesterday and last night.” | ABC News Live

BREAKING: Officials briefed Pres. Biden on the deadly Los Angeles fires, which have consumed over ten thousand acres and spurred evacuations for thousands of residents. Diane Macedo and Matt Gutman have the latest as three major blazes rage. “We drove to places, neighborhoods I've known for years because my family lives here … I couldn’t recognize the place,” Matt Gutman says of the destruction in the Pacific Palisades. | ABC News Live

What’s the white dome on top of Oat Mountain? It’s the KABC-TV Doppler 7000 weather radar, watching storms move across Los Angeles from one of the highest points in the area. Long before it tracked rain, this exact peak had a very different job. During the Cold War, Oat Mountain was the Radar Control Area for Nike Missile Site LA-88. Radar here once scanned the sky for incoming aircraft and guided interceptor missiles stationed miles away as part of the air defense system protecting Los Angeles.