GB face South Korea tonight in the Olympics quarterfinals.
â€śIâ€™m a little bit disappointed I wasnâ€™t playing in it,â€ť Colback told The Journal.
â€śI probably felt Iâ€™d done enough last season to be considered but itâ€™s one of those things. Thereâ€™s a lot of players who were left out that are probably thinking the same but itâ€™s given me a chance to focus on
doing well for Sunderland and being around the squad.â€ť