Structural problems discovered Tuesday with the roof at the French bowling center where the 2010 QubicaAMF World Cup is being held has forced qualifying to be reduced from 20 to 15 games, the United States Bowling Congress reported. After the first squad ended, concrete dust was found on and around lane 29 and inspection crews determined that the support beam above that lane had cracked, and officials eventually determined that only 16 lanes could...