As promised, Jay-Z performed alongside Bruce Springsteen at President Barack Obama’s final campaign rally in Columbus, OH on Tuesday afternoon. With a giant American flag in the background, the Brooklyn-bred rapper kicked served up a set featuring “D.O.A. (Death of Auto-Tune)”, a politicized version of “99 Problems” (which included the line “I got 99 problems but Mitt ain’t one”), “Run This Town”, and “Encore”. Throughout the set, he discussed his own humble beginnings and what it an honor