The format being used for the PBA Xtra Frame Parkside Open in suburban Chicago June 30-July 1 is so interesting I’d like to copy it and use it in a tournament. The format for the PBA Tour event at Parkside Lanes in Aurora, Illinois, comes from host Sean Rash, who said he borrowed from other tournaments he has competed in. The field bowls 8-game qualifying rounds on Saturday and Sunday, with the top quarter of the field advancing to another 8-game round Monday before the top five bowl a...