Start time, TV channel and how to watch Washington Open online - Raducanu has already secured British No 1 status with her progress in Washington DC and now faces a final four test against Kalinskaya

Seventh seed Alex de Minaur joins Corentin Moutet and Ben Shelton in the final four of the Washington Open, as the semifinal line-up takes shape.

The 45-year-old had been away from the tour for 16 months before showing up in Washington this week and winning once each in singles and doubles.

Ben Shelton beat fellow American star Frances Tiafoe in the DC Open semifinals Friday night, denying the hometown favorite.

WASHINGTON — After Venus Williams' four-matches-in-four-days return to professional tennis was over, after she was loudly feted by appreciative fans even after a loss in singles, the D.C. Open stadium announcer offered a thought: “We’re never going to say goodbye to Venus Williams, are we?” he said.

He loves playing tennis on hard courts like those used at the D.C. Open. And he loves the U.S. Open, in particular.