Nathan Smith led Sunday’s PTQ as 21 players advanced to complete the 108-player field for the 2023 U.S. Open at Royal Pin Woodland in Indianapolis, according to results posted here. The 108 PTQ bowlers rolled eight games on the 2023 U.S. Open PTQ lane pattern to decide who the 21 advancers were. The PTQ lane pattern was 40 feet with a 37-foot drop brush and featured 32.175 mL of Kegel Ice oil — 17.215 forward and 14.96 mL reverse — left-side ratios of 1.94-1 middle-outside...