Donald Trump and Kamala Harris are criss-crossing the “Blue Wall” states expected to determine the outcome of the US election, betting on high-profile weekend events to help voters head to the polls on November 5.

Former first lady Michelle Obamaone of the most popular figures in Democratic politics, is scheduled to join the vice president for a rally in Kalamazoo, Michigan, on Saturday night. Trump also visited the Wolverine State, holding a midday rally before heading to an event in Pennsylvania ahead of his appearance at New York’s Madison Square Garden on Sunday. Aides said this appearance was the launch of his closing argument.