The latest battleground in America’s culture war over gender identity will take place Saturday on a volleyball court in Las Vegas.

The women’s volleyball team at the center of a national debate over gender and sports advanced to the conference championship after Boise State refused to play.

A federal appeals court has upheld a ruling that allows a San Jose State women’s volleyball team member to play in the Mountain West Conference tournament after complaints said she should be ineligible on grounds that she’s transgender.