Photos: Day 4 – Quarterfinal spots booked as Pegula survives roller-coaster

It was a jam-packed Day 4 at the Credit One Charleston Open, with all eight third-round singles matches in action as quarterfinal places were claimed. Top seed Jessica Pegula rallied from 0-4 down in the third set, while former champs Madison Keys, Belinda Bencic and Daria Kasatkina also won.

(Photos by Chris Smith & Katelyn Mulcahy/Charleston Tennis LLC)