Democratic presidential candidate Bernie SandersBernie SandersSanders looks to Golden State for comeback hopes Secret Service protects Sanders as audience members rush stage Five things Clinton needs to do to win the California primary MORE landed the endorsement of former Sen. Paul Kirk (D-Mass.), a onetime Democratic National Committee chairman, on Thursday.
Kirk praised the Vermont senator's "outspoken and courageous leadership, his candid and consistent pledge of allegiance to that All-American ideal," at a press conference at Dartmouth University.
"I am proud to be here to join this 'untiring effort'; and, as a former chairman of the National Democratic Party, to endorse Bernie Sanders for our party’s nomination for President of the United States of America," he added.
Having been a former head of the Democratic Party, he is eligible to vote for Sanders as a superdelegate at the Democratic nominating convention in July.
In the 2008 race, Kirk backed then-Sen. Barack Obama (D-Ill.) over Hillary Clinton in the primary race.
This story was updated at 8:18 p.m.