Gran Canaria lost at Basket Groot Leuven 84-80 and crashed out of the EuroCup as BC Zadar defeated RheinEnergie Koln 75-67 to leapfrog the Spaniards into second place in Group B.
The Canary Islanders, one of the ACB's top sides this season a team which had reeled off three straight victories in the European competition, needed a victory on Tuesday to ensure their progression into Round II.
BC Zadar have given themselves a chance of reaching the next phase of the EuroCup with a second successive win in the competition on Tuesday, an 83-58 thrashing of Basket Groot Leuven.
After upsetting Gran Canaria last week in Spain, Zadar won to improve their record to two victories and three defeats.
Dexia Mons-Hainaut's preparations for this week's EuroCup clash with Pallacanestro Cantu suffered a blip as they were beaten in domestic league action at the weekend.
Dexia are now 5-3 in the Belgian league after a 104-96 overtime defeat at home to Spirou Charleroi. The teams were tied at 88-88 in regulation.
Nikola Vucurovic hit a free throw with four seconds remaining as RheinEnergie Köln advanced to the EuroCup second round on Tuesday with a hard-fought 79-75 victory against Basket Groot Leuven in Group B.
Vucurovic kept his nerves after missing the first free throw - Köln's sixth miss at the line in the final four minutes - to finally hold off a valiant comeback attempt by the Belgians.
Basket Groot Leuven
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