[4] Matt Donald* (CZE) and Michael Bassem Sobhy (EGY) v Calvin Mueller (GER) and Facundo Yunis (SUI)

Michael Bassem Sobhy served first when he and Matt Donald faced Calvin Mueller and Facundo Yunis in the first round of doubles In Kassel, but he started with a double fault and finished with a backhand over the baseline to lose the game, despite having aced Mueller on the second point.  Mueller went next but…