Super Tuesday

Warren's exit from the race Thursday came days after Amy Klobuchar quit.

Biden scored victories from Texas to Massachusetts in Super Tuesday primary voting.

Former vice president Joe Biden is hoping to ride a wave of momentum.

Fourteen states, one U.S. territory and Democrats abroad cast ballots Tuesday.

Cruz and Sanders had a couple of wins tonight, but the momentum continues with Clinton and Trump.

WASHINGTON (AP) — Mitt Romney and Rick Santorum are trying to make the most of a mixed Super Tuesday, each claiming a measure of victory but unable to settle the most tumultuous race for the GOP presidential nomination in decades. Romney narrowly won in pivotal Ohio, seized a home-state victory in Massachusetts, triumphed in Idaho, Vermont and Alaska, and won easily in Virginia — where neither San

CINCINNATI (AP) — Some voters in Ohio today are making it clear that all of the Republican candidates still have some convincing to do. Polling officials near Cincinnati say many people are asking only for ballots on the issues, and they're skipping the presidential voting altogether...

CUYAHOGA FALLS, Ohio (AP) — Rick Santorum is facing a crucial test in Ohio, where he's drawing upon his working-class background and underdog image to help stop Mitt Romney from scoring a pivotal victory in Super Tuesday's premier contest...

CANTON, Ohio (AP) — Mitt Romney is trying to turn attention back to the economy -- instead of social conservative issues -- after the uproar last week over Rush Limbaugh's comments about the college student who testified to Congress about contraception...