Massachusetts U.S. Rep. Joe Kennedy is kicking off his re-election campaign.
Massachusetts Senate President Therese Murray will not seek another term.
Often-embattled Lawrence Mayor William Lantigua announced Friday night that he’ll run for a second term.
Massachusetts Congressman Barney Frank will not seek re-election in 2012.
John Kerry says he is planning to run for a sixth term in the U.S. Senate and has begun fundraising for his 2014 campaign.