By Brad Brooks, Jane Ross, Phil Stewart and Idrees Ali LOS ANGELES/WASHINGTON (Reuters) -The U.S. military will temporarily deploy about 700 Marines to Los Angeles until more National Guard troops can arrive,

Almost 5,000 National Guard troops and Marines have been assigned to Los Angeles — drawing stiff rebukes from state officials.

A relative state of calm in Los Angeles began to crumble early Sunday afternoon as demonstrators confronted federal authorities guarding a downtown detention facility where chaos erupted as National Guard soldiers deployed tear gas on an increasingly agitated crowd.