Glasgow Warriors captain Al Kellock will retire at the end of the season . Kellock amassed 150 Scotland caps during eleven-year international career . The lock is calling time on career after 56 matches as Glasgow captain .
Glasgow Warriors captain Al Kellock will retire at the end of the season . Kellock amassed 56 Scotland caps during eleven-year international career . The lock is calling time on career after 150 matches as Glasgow captain .