Ken Duffield of Madison has had great success in the United States Bowling Congress Open Championships at the National Bowling Stadium in Reno, Nev. That success includes an 800 series in doubles and 2,100-plus all-events total in 2007. His great run at the Stadium continued over the weekend as he took the lead in all-events for the 2011 Open Championships with 2,120 on series of 652 in team...