Maj. Gen. Scott Sherman said 500 National Guard members have been trained to accompany agents on immigration operations.

The National Guard in Los Angeles has detained anti-ICE protesters while providing security for immigration operations, with officials expecting protests to escalate.

Army veteran and former Secretary of State Chuck Hagel talks about the potential risks about having military troops deployed in L.A.

The peaceful protest began shortly after 6 p.m. and soon tripled in size as people congregated in front of a road closure, occupied by at least six members of the California National Guard on

President Donald Trump has built his presidency around stretching the bounds of presidential authority, and his response to protests over an immigration crackdown in Los Angeles is no exception.

Monday's protests were largely calmer than Sunday's clashes. California officials insist that the 4,000 National Guards troops and 700 active duty Marines en route to L.A. are an unnecessary abuse of power by Trump.

About 500 of the Guard troops deployed to the protests have been trained to accompany agents on immigration operations, he said. Sherman initially said National Guard troops had temporarily detained some civilians.