Moving onto singles quarterfinals, we will see first seed Frances Tiafoe and 2023 Australian Open Doubles champion Jason Kubler on Stadium Court.  

3:30 pm - Frances Tiafoe and Jason Kubler arrived on court. 

4:26 pm - Tiafoe takes first set 6-4 in 40 minutes. 
4:27 pm - Gijs Brouwer and JJ Wolf have arrived on court. 

5:10 pm - Brouwer wins the first set against Wolf 6-3. 
5:14 pm - Tiafoe is victorious against Kubler in two sets 6-4 6-4. Tiafoe is the first semifinalist of 2023 and it's his first semifinal at River Oaks. 
5:26 pm - Cristian Garin and Tomas Martin Etcheverry have arrived on court. 
5:50 pm - Brouwer defeats Wolf in two sets 6-3 6-4. Brouwer faces Tiafoe in the semifinals, which will be his first semifinal on tour.

6:10 pm - Etcheverry wins the first set 6-1 against Garin. 
6:50 pm - Tomas Machac and Yannick Hanfmann are warming up. 

7:21 pm - Garin takes the second set 7-6(2).
7:32 pm - Hanfmann wins first set 6-2 against Machac. 
7:57 pm - Hanfmann wins 6-2 6-1. He will face the winner of Etcheverry and Garin in the semifinals tomorrow. 

8:10 pm - Etcheverry defeats Garin in three sets. 6-1 7-6(2) 6-3. Etcheverry meets Hanfmann in the semifinals tomorrow. This concludes the singles quarterfinals. 

To see how we got here visit our Second Round As-It-Happens or click here to follow the live scoring or watch Stadium Court live on the ESPN App.