David Dahlgren, a high-school senior, finds solace in running with the track team; he’s a fast runner, and he enjoys the camaraderie. But team events become a source of tension when he develops a crus
David Dahlgren, a high-school senior, finds solace in running with the track team; he's a fast runner, and he enjoys the camaraderie. But team events become a source of tension when he develops a crus
