8:20 p.m. During his rally, President Donald Trump also poked fun at Democratic Sen. Cory Booker of New Jersey, considered a possible challenger to Trump in 2020. Booker is a former mayor of Newark, the state's largest city. Trump told the crowd that Booker "ran Newark, New Jersey into the ground" and asked: "now he wants to be president?" "What was the moment he said he had?" When the crowd yelled back, "Spartacus," Trump said: "I don't think so. I think we take Kirk Douglas in his prime." Douglas starred as Spartacus in a movie about the leader of a...