Galatasaray secured the opening win in the EuroLeague season. They upset Montepaschi in Siena in Group C opener. Carlos Arroyo notched 21 points and 4 assists in the winning case. Galatasaray dropped 20 points in the opening quarter and established a 4-point lead after ten minutes. The Turkish team stretched the lead in the second term. The Istanbul team accounted for a 51:33 halftime advantage. Galatasaray stayed in charge throughout the third term. Montepaschi though narrowed the deficit at 11-point mark at the final intermission 52:63. Montepaschi cut the distance at 7-point mark midway through the fourth term. But Galatasaray held on to the lead and secured the winning outcome.