Thiago Agustin Tirante stuns Novak Djokovic at humid Cincinnati Open
Argentina's Thiago Agustin Tirante notched the biggest win of his career Saturday, dispatching No. 3 seed Novak Djokovic 2-6, 6-4, 6-4 in the second rArgentina's Thiago Agustin Tirante notched the biggest win of his career Saturday, dispatching No. 3 seed Novak Djokovic 2-6, 6-4, 6-4 in the second r