Just when he was set to bask in the limelight as the Bay State’s senior senator, Democrat John F. Kerry is being pushed back into the political shadows, forced to play the liberal foil to GOP superstar Scott Brown. “He’s out of the shadow of Ted Kennedy and he’s finally the senior senator, and he still is being upstaged by this new rising star within the Republican ranks,” said George Serra, a political professor at Bridgewater State College. Decades spent eclipsed by Kennedy were not easy for Kerry. “ ‘John Kerry doesn’t get anything done. John Kerry lives in the...