President Trump spent the Martin Luther King Jr. holiday at his Mar-A-Lago resort in Palm Beach, Fla. Previous presidents have marked the holiday doing volunteer work.
Nicholas Kamm/AFP/Getty Images
President Donald Trump waves as he arrives on Air Force One at Morristown Municipal Airport, in Morristown, N.J., on July 1, 2017, en route to Trump National Golf Club in Bedminster, N.J.
Rep. Maxine Waters, D-Calif., speaks at a press conference on Capitol Hill on Jan. 31. Waters called for an investigation into Trump administration ties to Russia.
Aaron P. Bernstein/Getty Images
The Massachusetts Civil Air Patrol and the 104th Fighter Wing participate in an alert scramble exercise at Barnes Air National Guard Base in Westfield, Mass.
Master Sergeant Mark W. Fortin/U.S. Air Force
In the first of three conversations about President Barack Obama's racial legacy, Code Switch asks how much was race or racism drove the way the first black president was treated and how he governed.
Richie Pope for NPR