Donald Trump has claimed that he won all 50 states in the 2020 US election at a Florida event where two of his rivals for the Republican presidential primaries were booed for suggesting the party should dump the former president before his legal woes catch up with him. "We won, the last time, 50 states, think of it, 50 states," he told the Freedom Summit, outside Orlando, Florida, on Saturday night. "We won every state. We then did great in the election. We got 12 million more votes or so … 12 million more votes than we got the first...