Norm Duke moved into the lead as qualifying ended Monday at the PBA50 Northern California Classic, while Walter Ray Williams. Jr. also advanced in the top eight as he chases a record 15th PBA50 Tour title. Duke, who has two titles on the PBA Tour this year, rolled games of 243, 168, 248, 229, 254, 279 and 248 Monday for a 1,904 block total and 16-game overall total of 3,836 pins (239.75 average) to take a 45-pin lead over former major league baseball pitcher John Burkett at 3,791 Duke has...