Cornerstone Community Church, located at 1001 44th Avenue in Winona, invites you to hear the Minnesota Adult and Teen Challenge Choir on Sunday, Oct. 10, at 10 a.m. Minnesota Adult and Teen Challenge is a Minnesota-based treatment center for those recovering from addiction and substance abuse. There will be 40 choir members who will share their stories in song and testimony. There will be a potluck dinner and fellowship time following the service.