Bernie ahead now, but much more to come.

WASHINGTON, DC - With the first three presidential nominating contests in the books, Sen. Bernie Sanders (I-Vt.) is the undisputed front-runner in the Democratic field, but the overwhelming majority of primary voters have yet to cast their ballots.

Other candidates are looking to make up ground in less than a week on Super Tuesday, when 15 states and territories — including the two biggest — will allocate a third of the pledged delegates up for grabs this cycle.

Centrist candidates are increasingly warning of the dangers they say a Sanders nomination can pose to the party and its chances in November, and some are looking to Tuesday's primaries as the best chance to boost their flagging campaigns.

But polling shows Sanders in a strong position heading into the March 3 contests, particularly in delegate-rich California, fueling fears that the Vermont lawmaker could run away with the nomination after next week, following his close second-place finish in Iowa and victories in New Hampshire and Nevada.

Read the full story here