Updated

Greece rallied with a big fourth quarter to beat defending champion Spain 79-75 Thursday in the second round of the European basketball championship.

Trailing by five at the end of three quarters, Greece outscored Spain 27-18 in the fourth to gain a win that could prevent Spain from winning a third consecutive title.

Vassilis Spanoulis led Greece with 20 points. Rudy Fernandez and Marc Gasol both had 20 for Spain.

Earlier, Croatia used its size to rout Finland 88-63 for its first victory in the second round.

Croatia's big men dominated the boards as the team pulled down 47 rebounds, while Finland finished with 30.

Damjan Rudez made five of eight 3-point attempts and finished with 17 points. Center Damir Markota had 11 rebounds, shooting guard Bojan Bogdanovic scored 15 and center Ante Tomic had 11 points and seven rebounds.

"We controlled the boards and we got many easy baskets," Tomic said.

Croatia outscored Finland 44-10 in the paint.

Croatia's defense also shut down Finland's top scorer, Petteri Koponen, whose first points came when he made a 3-pointer at the buzzer of the third quarter. He finished with five points.