Bernie Sanders muscled left-wing hopefuls through primaries. Democrats say he needs to do more so they can win the general
By Sarah Ferris, Patrick Svitek, CNN (CNN) — Bernie Sanders has spent the last decade growing his political movement by muscling left-wing hopefuls through Democrat-on-Democrat primary fights across the country. Now for the first time, Sanders’ handpicked candidates are battling it out in some of the toughest – and most expensive – races of the









