Roster retention was a key goal of Lisa Fortier and the Gonzaga women's basketball program this offseason, with only one player from last year's NCAA Tournament team - Ines Bettencourt - running out of eligibility. The Zags managed to keep 10 critical players from last season - including WCC Player of the Year Lauren Whittaker, All-Conference guard Allie Turner, and WCC Sixth Woman Jaiden Haile - setting the program up for immediate success in the new look Pac-12 in 2026-27. However, the losses of Bettencourt and freshman Paige Lofing - who transferred to Montana - meant the Zags had room to bolster their backcourt this offseason, in particular looking for someone with experience and defensive versatility to help fill Bettencourt's role. Gonzaga found their answer in Rider transfer Emmy Roach, who announced her commitment to the Zags on Instagram Tuesday afternoon. Who is Emmy Roach? Roach is a 6'0 guard from Littlehampton, Australia, who began her college career at Rider in the MAAC.…