but up until late last night, both campaigns were saying they have the winning formula. >> are you fired up? [ cheers and applause ] >> are you ready to go? >> reporter: this is it, one final whirlwind day on the campaign trail. >> one more day that leads to greatness. >> reporter: no state is more critical than ohio. candidate were just ten miles apart in columbus. >> here's the thing, ohio. we know what change looks like. and what he is selling ain't it. >> reporter: the president has mega rock star power, bruce springsteen and jay-z who took creative liberty with his song, swapping out a curse word for a political statement. in wisconsin the president showed a hint of nostalgia and acknowledged that no matter what happens this is it, the last day on the trail in his final campaign. and with a noticeably hoarse voice, he asked for four more years.