Keys claim dramatic comeback win over tearful Osaka

Sept 2, 2016; New York, NY, USA; Madison Keys of the United States reacts after beating Naomi Osaka of Japan on day five of the 2016 U.S. Open tennis tournament at USTA Billie Jean King National Tennis Center. Robert Deutsch-USA TODAY Sports

NEW YORK (Reuters) - American eighth seed Madison Keys claimed a dramatic 7-5 4-6 7-6(3) comeback win over a tearful Naomi Osaka on Friday to reach the fourth round of the U.S. Open.

Leading 5-1 in the third set and on the cusp of the biggest victory of her career, 81st ranked Osaka crumbled as Keys swept the next five games en route to a victory that left her stunned 18-year-old opponent fighting back tears.