 He was on ABC's This Week, as was Senator Joe Manchin, the powerful independent called on Biden to pass the torch to the next generation. Former President Donald Trump was on the campaign trail Saturday for the first time since the assassination attempt last weekend. He spoke in Grand Rapids, Michigan. And the Secret Service director will testify about the plot before the House Oversight Committee tomorrow. Philadelphia police say three people were killed, at least six were hurt in an early morning shootout. This is ABC News.