Conservative columnist Ann Coulter hearts former Alaska Gov. Sarah Palin. “She’s fabulous,” Coulter said during an interview Tuesday on CNN's "Piers Morgan Tonight." “She is a big star. She’s virtually the biggest thing on the planet.” But Coulter cautioned the potential presidential candidate about setting her sights on the White House. “I wouldn’t [run for president] if I were in her shoes,” she said. “I think it would be the worst job imaginable, both running and holding the office.” And for one already-declared candidate, Coulter has changed her tune - slightly. She praised one GOP contender and put down another...