 President Joe Biden has called for an end to political violence in the US after a gunman targeted Donald Trump at a rally on Saturday night. We'll talk to a senator and friend of Donald Trump who tells us how the former president is doing after the attempt on his life. Plus, we'll also hear from an eyewitness to the shooting. Plus, the BBC's disinformation reporter tells us about how a host of conspiracy theories have sprung up since the assassination attempt.