I don't follow it closely, but I've heard from those that do that on defense the 12th man is often an extra defensive back, which is why American quarterbacks sometimes struggle adapting to the Canadian game.
This message has been modified
Originally posted on Aug 28, 2015 at 11:57:16am
Message modified by Kilgore Trout on Aug 28, 2015 at 11:58:26am
Message modified by Kilgore Trout on Aug 28, 2015 at 11:59:17am