A federal appeals court will hear arguments on Tuesday on President Donald Trump's authority to deploy the National Guard and Marines to Los Angeles amid protests and civil unrest, days after a lower court ruled that the president unlawfully called the National Guard into service.

In an exclusive interview with Meet the Press, Sen. Adam Schiff (D-Calif.) condemns President Trump’s call to send the National Guard and Marines into Los Angeles amid protests and criticizes the forceful removal of fellow California Sen.

The hearing comes after the 9th U.S. Circuit Court of Appeals granted a request by the administration last week to temporarily pause a lower court order that directed President Donald Trump to return control of the soldiers to the governor who filed a lawsuit over the deployment.

"No one signs up to join the United States Marine Corps to attack protesters," U.S. Rep. Seth Moulton, D-6th District, a former Marine, told MSNBC on Sunday.

Marines are heading to Los Angeles to guard federal assets during immigration protests while Gov. Newsom sues the Trump administration over a National Guard deployment.

Approximately 500 U.S. Marines are “prepared to deploy” to Los Angeles amid rising tensions between protesters and law enforcement over President Trump’s immigration policies, according to a

“Constitutionally, as a nation, we do not want to use active duty troops, deploy them against American citizens and others residing in our country. Because the impact is so negative. It makes it appear that the United States of America is a battleground,” Barthel said.

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. Marines deployed to Los Angeles to help temper unrest in the city, stopped and detained an American citizen trying to enter a federal building.