Angelique Kerber of Germany kisses her 2016 US Open Womens Singles champion trophy at the USTA Billie Jean King National Tennis Center in New York on September 11, 2016. New world number one Angelique Kerber won the US Open title on September 10, with a battling 6-3, 4-6, 6-4 victory over Karolina Pliskova of the Czech Republic. / AFP / Jewel SAMAD (Photo credit should read JEWEL SAMAD/AFP/Getty Images)