CNN — Former President Donald Trump on Friday posted a video that featured an image of President Joe Biden tied up in the back of a pickup truck. Trump indicated that the post was filmed on Long Island on Thursday, when he was attending the wake of NYPD Officer Jonathan Diller, who was killed during a traffic stop this week. The video shows two trucks with flags and decals expressing support for Trump; the image of Biden was on the back of the second truck. Trump campaign spokesman Steven Cheung said in a statement, “That picture was on the back...