With a talented group of senior gymnasts leading the way last season, Western Michigan edged Kent State to win the Mid-American Conference tournament championship. That’s the good news. However, 12 of the 24 routines the Broncos used in the MAC tourney aren’t back, which means head coach Penny Jernigan has some replacing to do. ”It’s a high bar to replace those veterans,” Jernigan, who is entering her 12th season as head coach at WMU, said. ”However, this new class of seniors has had an awesome fall and I’ve been really pleased with the way they have responded to leading the……