SAN FRANCISCO (AP) — A federal judge in San Francisco will consider evidence and hear arguments on whether the Trump administration violated federal law when it deployed National Guard soldiers and U.S. Marines to Los Angeles following protests over immigration raids this summer.

A federal judge is set to hear arguments Monday over whether President Donald Trump broke the law when he deployed the California National Guard to Los Angeles. NewsNation’s Mills Hayes breaks down the arguments on “Morning in America.

Gov. Gavin Newsom alleges the Trump administration broke a 19th Century law called the Posse Comitatus Act when it deployed military units to Los Angeles in June.