Democratic candidates join Selma bridge march

Thousands of people joined the Democratic presidential candidates on Sunday to march across the Edmund Pettus Bridge in Selma in honor of the black civil rights protesters attacked by white police there.

California voting changes raise concerns for Super Tuesday

More than 2.7 million of a record nearly 20.7 million registered voters had returned ballots in early voting, Secretary of State Alex Padilla said. California is among several states holding elections on “Super Tuesday," and the state's 416 delegates are a rich prize for the Democrats.

FACT CHECK: Dems implore fact checkers to back them up

The last debate before a crucial stage of the primaries was an often unruly affair as the Democratic presidential contenders powered past the moderators in a scramble to take credit and occasionally dodge blame on a range of subjects.