Pierria Henry had a career night against Real Madrid and led Baskonia to its first victory in the EuroLeague (76-63).
Henry had a career-high 23 points and helped the Basques go on a 14-4 run in the fourth quarter to seal the deal.
The opening round of the EuroLeague also saw Panathinaikos escape from Moscow with a big victory over Khimki (76-78), while Fenerbahce rallied past Crvena Zvezda in the EuroLeague debut of new head coach Igor Kokoskov (77-63).
Shavon Shields made the game-winning two-pointer in overtime and Armani Milano survived Bayern Munich in a late thriller (79-81).
