 For Biden to step aside. Former President Trump and his running mate Senator J.D. Vance will hold their first joint campaign rally Saturday. The indoor event will be held in Grand Rapids, Michigan. It's a week after Mr. Trump was shot in the ear in an assassination attempt at a rally. Mr. Trump formally accepted his party's presidential nomination Thursday at the Republican National Convention in Milwaukee. Vance is scheduled to hold a solo rally in his home state of Ohio on Monday.