According to the New York Daily News, Joe Jonas is officially dating Nina Agdal. Nina is 19-years-old and has modeled for Sports Illustrated. The duo have been spotted a couple of times so far this month, and the fact that Joe has seen her more than once makes us think that they are in fact an item. However, we want to hear what YOU think! Take the poll below to let us know if you think Joe is dating Nina, or if the middle JoBro is still enjoying the single life.