Meet the Press NOW — January 31

Recovery efforts continue after a passenger jet and military helicopter collided over the Potomac River near Reagan National Airport. Aviation expert and helicopter pilot Keith Mackey joins Meet the Press NOW to discuss concerns over air traffic in the area. President Trump talks to reporters about his plan to impose tariffs on imports from China, Mexico and Canada. NBC News Senior White House Correspondent Garrrett Haake explains the president’s latest remarks from the Oval Office.