With just a single game under 200 in Wednesday’s third qualifying round, Hall of Famer Norm Duke maintained a healthy lead heading into match play at the Suncoast PBA Senior U.S. Open presented by 900 Global at the Suncoast Bowling Center. Duke rolled games of 246, 237, 258, 178 — his tournament low — 215 and 254 for an 18-game total of 4,264 (236.9 average). That gave him an 87-pin lead over USBC Hall of Famer Harry Sullins.   “It’s a good thing it’s...