Kyrgios concludes match, poised for more at steamy Citi Open

WASHINGTON (AP) — Wimbledon runner-up Nick Kyrgios needed 14 minutes to complete his rain-delayed Citi Open match against Reilly Opelka, efficiently closing out a 7-6 (1), 6-2 victory on Friday.

Saving energy was key for Kyrgios and others playing in hot, humid conditions at the hard-court U.S. Open tuneup. Kyrgios, the 2019 champion in…