jumping ahead of bernie sanders by 18 percentage points according to a new poll. another poll revealing democratic voters highest priority is choosing a candidate they think can beat donald trump. joe biden supporting the best in a hypothetical 2020 matchup leading the president by 11 points. the president s reelection number holding steady at 38%. new york city mayor bill diblasio hoping to stand biden s success heading to the battleground state of iowa before traveling to south carolina. the democratic candidate announced he is treating barbs with donald trump. i will give donald trump another nickname, con don, he condos on thinking he s on the side of working people when he s really on the side of the 1%. if you like crime you can vote for him but most people are not on board with that.