Julian Knowle has had to withdraw from Kitz. The following site tells why I believe.
I would appreciate it if someone could translate it for me.
The day was great for Austria in its own Open. Koeller, Melzer, and Peya won in singles. Peya won when Coria had to retire with a should injury. Koeller beat Oswald of Austria in a tough match. Melzer defeated Horna 6-3, 6-1.