Tragedy at Utah "No Kings" protest as 39-year-old participant dies after being accidentally shot by event security responding to armed man with rifle.

On the same day Melissa Hortman and her husband were murdered in a "politically-motivated" assassination, more "politically-motivated" violence occurred at peaceful protests across the country.

Saturday marks the first full day of Marines on duty in Los Angeles, one week after protests against Immigration and Customs Enforcement raids ignited in LA.

One person is in the hospital with life-threatening injuries after police say they were shot at during a "No Kings" protest in Downtown Salt Lake City.

From chants about democracy to immigration, organizers estimated more than 4,000 people held up signs, cheered the various speakers and waved American flags.

A full day of "No Kings" protests brought huge crowds to across Utah as part of a coordinated effort of nationwide demonstrations against the Trump administration and its immigration policies.

Police in Los Angeles, where protests over federal immigration enforcement raids erupted a week earlier and sparked demonstrations across the country, used tear gas and crowd-control munitions to clear out protesters on Saturday.