 But the Biden campaign maintains the president will be back on the campaign trail this week. Already out on the trail, the pair on the GOP ticket. Inside a packed arena in Grand Rapids, Michigan, former President Trump rallied the crowd and for the first time campaigned with his new running mate, J.D. Vance. I stand before you only by the grace of Almighty God. That's true. The rally held one week after the assassination attempt in Butler, Pennsylvania.