As the military presence ramped up in Los Angeles, communities are preparing for the largest protests against Trump since he took office.

In Los Angeles, 38 people were arrested downtown on Saturday night, police said Sunday. In Huntington Beach, police arrested a convicted felon they said had a loaded handgun.

Details on the "No Kings" protests scheduled Saturday across Los Angeles, including locations, times, and how to find “No Kings protest near me" and “No Kings protest locations."

That’s part of why George Atkinson, a former high school government teacher, felt compelled to join a protest in downtown Houston on Saturday. The 89-year-old affixed a sign to his walker that read, “The clothes have no emperor! He’s all hat and no cattle!”

After a week of protests over federal immigration raids, about 200 Marines have moved into Los Angeles to guard a federal building and personnel in the city.

A La Quinta man was arrested on suspicion of making an online threat to shoot people at a Palm Springs “No Kings” rally. Edward Miranda, 28, was booked into the Benoit Detention Center in Indio on Saturday on suspicion of making criminal threats and violating civil rights, police said. He was out on $200,000 bail on Sunday.

Captain Kyle Stjerne said the threat appeared as a comment beneath a community member's post about the rally. Police became aware of the threat around 2:12 p.m., Friday, June 12. Live: California to see 200 anti-Trump ‘No Kings Day’ protests across state PSPD worked with the FBI to identify Miranda and locate him at his residence in La Quinta.

The Texas Department of Safety has arrested a man in connection with a “credible threat toward state legislators” attending Saturday's protest.

New groups of people were seen arriving at the rally, throwing objects at law enforcement officials at around 4 p.m. Saturday.