ATP Delray Beach, USA
WATCH: Tiafoe drops second straight opener, to Evans in Delray Beach
The Australian Open quarterfinalist also lost to Jason Jung in the round of 16 at the New York Open.
DELRAY BEACH, Fla. (AP) — Defending champion Frances Tiafoe squandered an early lead and lost Tuesday to Britain's Daniel Evans in the first round of the Delray Beach Open, 3-6, 7-6 (1), 7-5.
Tiafoe, seeded No. 3, lost his third match in a row. He won the first five games and was up 4-1 in the third set but couldn't close out the match against Evans, ranked No. 148.
Top-seeded Juan Martin del Potro, playing his first match after missing four months with a right knee injury, swept Yoshihito Nishioka 6-3, 7-5.
No. 2 John Isner eliminated Peter Polansky 6-3, 7-6 (4). No. 4 Steve Johnson beat Jason Jung 7-6 (3), 6-4.