US President Barack Obama greets audience members after speaking on the economy at the Lake Harriet Band Shell in Minneapolis, Minnesota on June 27, 2014. AFP PHOTO/Mandel NGAN (Photo credit should read MANDEL NGAN/AFP/Getty Images)
US President Barack Obama greets audience members after speaking on the economy at the Lake Harriet Band Shell in Minneapolis, Minnesota on June 27, 2014. AFP PHOTO/Mandel NGAN (Photo credit should read MANDEL NGAN/AFP/Getty Images)