Alabama won last year 's title , and will play for their second consecutive national championship Jan. 7 against Notre Dame .
Foster will join a Crimson Tide squad that has established itself as a perennial national championship contender under coach Nick Saban .
Crimson Tide won last year 's title , and will play for Crimson Tide 's second consecutive national championship Jan. 7 against Notre Dame .
Foster will join a Crimson Tide squad that has established itself as a perennial national championship contender under coach Nick Saban .