“I think this is a fair ad, and I think Mitt Romney owes an explanation to the American people as to why he murdered JonBenét Ramsey,” said Obama campaign manager Jim Messina, who called the commercial’s black-and-white reenactment of Mitt Romney carrying a kicking and screaming child to her death “accurate.” “Ultimately, voters need to know who they’re getting with Mitt Romney: a job- and child-killing businessman who is so deceitful he won’t release his tax returns or admit to a senseless murder that shook the nation to its core.”