WASHINGTON, March 11: Joe Biden decisively won Michigan’s Democratic presidential primary on Tuesday, seizing a key battleground state that helped propel Bernie Sanders’ insurgent candidacy four years ago. The former vice president’s victory there, as well as in Missouri, Mississippi and Idaho, dealt a serious blow to Sanders and substantially widened Biden’s path to the nomination.

NEW YORK, March 3: Longtime MSNBC host Chris Matthews abruptly retired from his “Hardball” show on Monday, apologizing for making inappropriate comments about women and following a brutal week where he also took heat from supporters of Bernie Sanders and Elizabeth Warren.

COLUMBIA, S.C., March 2: Bernie Sanders’ presidential ambitions were undone in 2016 when he couldn’t line up enough support from black voters to win the Democratic nomination. As he tries again in 2020, results from South Carolina suggest he’s still struggling to appeal to the voters who make up the backbone of the Democratic Party.

LAS VEGAS, Feb 20: The Democratic presidential contenders begin a frantic dash for votes on Thursday after a fiery debate featuring a volley of attacks on big-spending billionaire Michael Bloomberg, who was making his debut on the national debate stage.

DES MOINES, LOWA, Jan 20: When Sen. Kamala Harris’ advisers assessed the Democratic primary field early in her campaign, they viewed Joe Biden as headed for an inevitable collapse and Bernie Sanders as unlikely to recapture the magic of his 2016 campaign.

WASHINGTON, Jan 16: Elizabeth Warren accused Bernie Sanders of calling her a liar before a national television audience during a tense, post-debate exchange in which she refused to shake his outstretched hand, according to audio released Wednesday by CNN.

DES MOINES, IOWA, Jan 15: Elizabeth Warren made a forceful case for a female president and stood behind her accusation suggesting sexism by progressive rival Bernie Sanders Tuesday night in a Democratic debate that raised gender as a key issue in the sprint to Iowa’s presidential caucuses.

WASHINGTON, July 23: When Bernie Sanders wanted to preview a speech about his signature health care plan, “Medicare for All,” he did not opt for a traditional interview.