Trump doesn't have to win the first debate, he has to win the third debate. He's a showman with a connection to American televised fantasy ('reality shows') and American professional wrestling. In the first debate, he played the 'heel'. He now wants to execute a 'turn' to play the 'face', with an emotionally satisfying finality to the ending of the third debate. The key to the debates is to see them as a series of American professional wrestling matches.