Having staved off a trio of set points during his semifinal, fifth seed Jannik Sinner hit his stride in Washington, D.C. to end Jenson Brooksby’s run, 7-6 (2), 6-1.
Russia’s Daria Kasatkina closed in on her third trophy of the season after blitzing No. 1 seed Elise Mertens, 6-3, 6-2, in the first San Jose semifinal.
In a high-quality Citi Open clash, Mackenzie McDonald prevailed, 6-4, 3-6, 7-5, over 2015 champion Kei Nishikori to move into his first ATP final.
Danielle Collins upped her win streak to nine in routine fashion, rolling over qualifier Ana Konjuh, 6-0, 6-2. Kasatkina now awaits in Sunday’s Mubadala Silicon Valley Classic final.
On the San Jose doubles court, Caty McNally and CoCo Vandeweghe lost a semifinal nailbiter, as Darija Jurak and Andreja Klepac claimed a pair of tie-breaks.