FIBA, NBA not playing by the same rules

SAPPORO, Japan -- Everyone is playing small ball over here at the World Championship. They have no choice.

The ball used in international basketball tournaments is slightly smaller than the standard NBA ball, measuring 29 inches (roughly a half-inch less) in circumference. It's one of many small differences between FIBA basketball and NBA or NCAA basketball. The following are 10 other changes U.S. players must adjust to:

10. Fouls: In international ball, you only get five fouls -- and technical fouls count as personal fouls -- instead of the six allowed in the NBA.