The Women’s Professional Billiard Association (WPBA) U.S. Open takes place at the Riverwind Casino in Norman, Okla., July 28-Aug. 1. The event kicks-off on Wednesday with a Pro-Am charity tournament. Fans have the opportunity to challenge their favorite pro! World Champions Allison Fisher, Karen Corr, Ga-Young Kim and many more will be competing. Tournament action officially begins on Thursday, when the ladies battle it out for the U.S. Open Championship title!