Breaks traded: Pegula for 2-5, Gauff for 2-0, 4-0 and 6-2. Gauff took it 6-2.
Gauff broke for 2-0 and held for 3-0 in a deuce game, then broke for 6-4 to close out the match, with Pegula's break for 4-5 a fleeting resistance.