During a busy summer, he reached another final in Cincinnati, beating Richard Gasquet and then three top-10 players in a row, first Milos Raonic, then Novak Djokovic, followed by a maiden triumph over Juan Martín del Potro in the semifinals. He lost to Rafael Nadal in his second Masters 1000 final and subsequently pulled out of the tournament in Winston-Salem. At the 2013 US Open he beat Gaël Monfils in the second round but lost for the second consecutive year to Philipp Kohlschreiber in the third round.