>> The impressive win gives Sanders' his 19th state to Clinton's 23. But the democratic frontrunner still holds a commanding lead in the pledged delegates needed to become the party's candidate.>> We have a chance to end up with a majority of the pledged delegates.>> Sanders is hoping to convince large numbers of superdelegates, who are free to support any candidate they choose, to switch sides.
To do that though, he'd have to surmount Clinton's substantial lead in elected delegates. As of Tuesday night, the website Predictwise, which combines data from the betting markets and opinion polls, says the probability that Sanders will win the nomination is 4%. Should Clinton earn the nomination, Tuesday's outcome could signal trouble with working class voters in the Rust Belt, where presumptive Republican nominee Donald Trump has seen sweeping victories.
In the 2008 primary season, Hillary Clinton won West Virginia by almost 40 points against then rival Barack Obama.