![HOUSTON, TX - APRIL 10: Ryan Harrison (USA) reacts after hitting a winner against Miomir Kecmanovic (SRB) during the 2018 US Men's Clay Court Tennis Championships on April 10, 2018 at River HOUSTON, TX - APRIL 10: Ryan Harrison (USA) reacts after hitting a winner against Miomir Kecmanovic (SRB) during the 2018 US Men's Clay Court Tennis Championships on April 10, 2018 at River](https://c8.alamy.com/comp/2NXA0W1/houston-tx-april-10-ryan-harrison-usa-reacts-after-hitting-a-winner-against-miomir-kecmanovic-srb-during-the-2018-us-mens-clay-court-tennis-championships-on-april-10-2018-at-river-oaks-country-club-houston-texas-photo-by-ken-murrayicon-sportswire-icon-sportswire-via-ap-images-2NXA0W1.jpg)
HOUSTON, TX - APRIL 10: Ryan Harrison (USA) reacts after hitting a winner against Miomir Kecmanovic (SRB) during the 2018 US Men's Clay Court Tennis Championships on April 10, 2018 at River
![HOUSTON, TX - APRIL 15: Steve Johnson (USA) reacts to a shot during the 2018 US Men's Clay Court Tennis Championship match on April 15, 2018 at River Oaks Country Club, Houston, HOUSTON, TX - APRIL 15: Steve Johnson (USA) reacts to a shot during the 2018 US Men's Clay Court Tennis Championship match on April 15, 2018 at River Oaks Country Club, Houston,](https://c8.alamy.com/comp/2NX9FYP/houston-tx-april-15-steve-johnson-usa-reacts-to-a-shot-during-the-2018-us-mens-clay-court-tennis-championship-match-on-april-15-2018-at-river-oaks-country-club-houston-texas-photo-by-ken-murrayicon-sportswire-icon-sportswire-via-ap-images-2NX9FYP.jpg)
HOUSTON, TX - APRIL 15: Steve Johnson (USA) reacts to a shot during the 2018 US Men's Clay Court Tennis Championship match on April 15, 2018 at River Oaks Country Club, Houston,
![HOUSTON, TX - APRIL 15: Tennys Sandgren (USA) reacts to a shot during the 2018 US Men's Clay Court Tennis Championship match on April 15, 2018 at River Oaks Country Club, Houston, HOUSTON, TX - APRIL 15: Tennys Sandgren (USA) reacts to a shot during the 2018 US Men's Clay Court Tennis Championship match on April 15, 2018 at River Oaks Country Club, Houston,](https://c8.alamy.com/comp/2NX9FYR/houston-tx-april-15-tennys-sandgren-usa-reacts-to-a-shot-during-the-2018-us-mens-clay-court-tennis-championship-match-on-april-15-2018-at-river-oaks-country-club-houston-texas-photo-by-ken-murrayicon-sportswire-icon-sportswire-via-ap-images-2NX9FYR.jpg)
HOUSTON, TX - APRIL 15: Tennys Sandgren (USA) reacts to a shot during the 2018 US Men's Clay Court Tennis Championship match on April 15, 2018 at River Oaks Country Club, Houston,
![USTA on X: "🇺🇸🎾🏆 By capturing his 1st career ATP World Tour title in Delray Beach, @FTiafoe becomes the youngest American player to win a title since Andy Roddick (age 19) won USTA on X: "🇺🇸🎾🏆 By capturing his 1st career ATP World Tour title in Delray Beach, @FTiafoe becomes the youngest American player to win a title since Andy Roddick (age 19) won](https://pbs.twimg.com/media/DW-UCvDXUAAu6L-.jpg:large)