Elizabeth Warren Endorses Biden for President

Democratic presidential candidates Sen. Elizabeth Warren (D-MA) and former Vice President Joe Biden participate in a primary debate in New Hampshire on Feb. 7, 2020. Joe Raedle/Getty Images

Sen. Elizabeth Warren (D-Mass.), once a top Democratic presidential contender, on April 15 endorsed former Vice President Joe Biden for the presidency.

Biden, 77, is the presumptive Democratic nominee after the only rival left in the field, Sen. Bernie Sanders (I-Vt.), ended his campaign on April 8.