According to a new poll by Public Policy Polling, Donald Trump continues to be the frontrunner for the Republican nomination. The billionaire businessman has 26% support among Republican voters. He's followed by retired neurosurgeon Ben Carson with 19%. In PPP's last poll from early October, Carson had 17% and Trump 27%. This is a positive development for those who want Trump to fail, but it's a far cry from the inevitable Trump collapse many experts predict. If one thing is clear, it's that he certainly has staying power. That doesn't mean he will actually win, but he certainly has a...