After 89 unforced errors, including 14 double-faults, the No. 6-seeded Keys was gone from Flushing Meadows in the first round with a 6-7 (10), 7-6 (3), 7-5 loss to 82nd-ranked Renata Zarazua of Mexico ...

Madison Keys, the Australian Open champion and No. 6 seed, fell to a performance of craft and mastery of the grass from Laura Siegemund, the German world No. 104.