US actress Jessica Alba (C) watches the 2016 US Open Womens Singles final match between Angelique Kerber of Germany and Karolina Pliskova of Czech Republic at the USTA Billie Jean King National Tennis Center in New York on September 10, 2016. New world number one Angelique Kerber won the US Open title on Saturday with a battling 6-3, 4-6, 6-4 victory over Karolina Pliskova of the Czech Republic. / AFP PHOTO / Timothy A. CLARYTIMOTHY A. CLARY/AFP/Getty Images