Shannon O’Keefe and Shannon Pluhowsky advanced through two more rounds of bracket matches on Tuesday to join Liz Johnson and Kelly Kulick in the championship round of the 2017 Smithfield PWBA Tour Championship live on CBS Sports Network at 7 p.m. Central time on Wednesday. The tournament is being held on a 4-lane setup inside the Old Dominion Building, part of the vast Richmond Raceway complex in Richmond, Virginia. The 16-player field features this year’s eligible PWBA Tour...