Felix Auger-Aliassime is now the highest-ranked player on his side of the draw at the French Open, but Ben Shelton suffered an early exit.
Casper Ruud looked to be on his way out of the French Open as he struggled with the soaring temperatures in Paris, but he recovered.
Ben Shelton was on the end of a superb fightback from Daniel Altmaier, who won 4-6 7-6 (7-4) 6-4 in Hamburg.
Alex De Minaur picked up his first win in over a month after defeating Francisco Cerundolo in Hamburg, with Ben Shelton also winning.
No matches available.