A high school choir from Auburn Gresham made it all the way to the finals in the national competition show ‘America’s Got Talent’ last month. Now they’re back in Chicago and back in class. In the Loop checks in with members Derrick Davis, Bernard Freeman, Kevin Wilson and Tyshawn Brown about their journey to Los Angeles, the “brotherhood” they enjoy in the choir and what comes next for each of them. For a full archive of In the Loop interviews, head over to wbez.org/intheloop.