Tyler Vostry continues to lead Open Singles at the BTM with a 979 total, 83 pins ahead of fellow Chicago area bowler Ron Nelson Jr. and good for a guaranteed $5,000 if it holds. BTM and 123 tournament operator Rick Ramsey sent out the leaders as of the end of play Friday. Full standings are on the BTM and 123 tournament page here. BTM Open Singles — 1. Tyler Vostry, Plainfield, IL 979, 2. Ron Nelson Jr., Bridgeview, IL 896, 3. Jason Duran, Arvada, CO 881, 4. Chris Sand, St Clair...