National Guard troops already have temporarily detained civilians in the Los Angeles protests over immigration raids.

The National Guard has at times detained protesters in its deployment to Los Angeles, an official said Wednesday, as demonstrations against Immigration and Customs enforcement raids spread to other major cities.

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

The California Governor has sued the U.S. President over the mobilization of the National Guard, calling it “an unmistakable step toward authoritarianism.”