enter the race is a front runner, rush limbaugh weighing in with matt dunning martha maccallum martha mccalla last night. >> joe biden is probably the best chance they've gotten he doesn't have a chance. joe biden? and crazy bernie, and mayor pete? we've got three white guys, two of them a brontosaurus is from jurassic park. that isn't going to sit well with the right of this party, which has gone so far left. >> on tell us what you really think i'm a rush. [former dnc chair and by now i also says they have the best shot against trump. >> it's going to be tougher donald trump to call joe biden and the democratic party led by by joe biden socialists. and donald trump's weapon is to take attention away from his future rector and scare people about bringing socialism to washington. he could do that with some other candidates but he sure as heck you can do it with joe biden. >> melissa: a new monmouth university poll, the former vice president is leading the democratic field. that poll also finds that most democratic voters aren't concerned about diversity. 87% of those polled say race is not a f