U.S. military

This episode of Focus: Black Oklahoma features stories on Tulsa Mayor Monroe Nichols announcement of a new private charitable trust to benefit the Greenwood District, the investigation into the death of MarQuiel Ross, veteran responses to the Trump administration's military policies and more.

The Oklahoma National Guard Museum closed on Saturday to make way for a new facility nearby.

If approved, the move would be the first time Guard troops at the national level have been asked to assist in the removal of migrants in the U.S. without legal status.

The Posse Comitatus Act restricts using federal troops in civilian law enforcement. Exceptions exist, but Trump's crackdown on immigration is shaping up to be a major test for the law.

The Senate voted around 2 a.m. Friday to confirm retired Air Force Lt. Gen. Dan Caine as chairman of the Joint Chiefs of Staff. Trump plucked him from retirement to be his top military adviser.

Air Force Gen. Timothy Haugh served just over a year as director of the NSA, the spy agency that collects cyber intelligence worldwide. He's the latest of several senior officers fired by Trump.

Last week, the White House said the National Security Council, the White House counsel office and President Trump adviser Elon Musk were all looking into the mishap. But now, that probe has wrapped

A week after going missing, the final missing soldier was found, the Army said. The soldiers were operating an armored vehicle that became submerged in a swamp during a training mission.

The news of the leak of life-and-death operational details to a reporter lands differently with veterans and active-duty troops, who can be prosecuted for much less significant "spillage" incidents.

The use of civilian software to discuss sensitive military and government matters came to light after a journalist from The Atlantic magazine said he was mistakenly added to a group chat on Signal.