UW-Whitewater’s Andrew Gross and Marian’s Samantha Mueller were among the 48 players who on Friday advanced out of sectional competition to the 2021 Intercollegiate Singles Championships May 3-8 at the Spectrum Entertainment Complex in Wyoming, Michigan, USBC reported in this news release and in results here. At each of the four sectionals on Friday, competitors bowled six games, with the top six men and top six women in each sectional earning a spot at the national tournament....