Under assault from Donald Trump, Ted Cruz offered something of a thinly veiled contrast Friday.... Cruz, in the middle of an intense 28-county bus tour, has been arguing that he is out working the GOP field on the ground as they rely on "slick Hollywood TV ads." Asked by reporters if he had much faith in the ground game of a Trump, Cruz mocked his opulence. "I feel confident that I'm never going to have a plane with my name on it," he said at a church. "How do you run a grassroots campaign? It's very time intensive. It's labor...