President Obama's bringing in The Boss. On Thursday, Bruce Springsteen will join former president Bill Clinton at an Obama rally in Parma, Ohio. The campaign announced later that the iconic New Jersey rocker would add another stop that same day in Ames, Iowa. Springsteen is no stranger to Democratic rallies. The weekend before election day in 2008, he warmed up a crowd of 80,000 people at an Obama event in Cleveland. Four years prior, Springsteen took part in a similar rally for Sen. John Kerry. Tuesday will be his first campaign event in this election cycle. "Bruce Springsteen’s values echo...