Sevastova, through to the semi-finals of a Grand Slam for the first time, will face either 23-time major champion Serena Williams or eighth-seeded Czech Karolina Pliskova for a place in the final.
Defending champion Stephens knocked out of US Open last eight by Sevastova
US open Tennis sloane stephens
Latest Videos
4:03 min
Roma 4 Istanbul Basaksehir 0
3:59 min
Manchester United 1-0 Astana
3:35 min
Report: Rennes 1-1 Celtic
4:05 min
Report: Eintracht 0-3 Arsenal
3:49 min
Qarabag 0 Sevilla 3
23:30 min
News Summary
0:48 min