President Donald Trump’s border czar Tom Homan argued Monday that it was necessary to deploy hundreds of Marines to Los Angeles to quell immigration protests that are happening in the city – despite local officials saying it’s unclear why they are there or what they are doing.

U.S. border czar Tom Homan defended Immigrations and Customs Enforcement operations in Los Angeles during an appearance on MSNBC's "Morning Joe."

WASHINGTON (Reuters) -Three prominent Democratic U.S. governors face a grilling on Thursday from a Republican-led U.S. House of Representatives panel over immigration policy, as President Donald Trump steps up a crackdown on people living in the country illegally.