Tennessee Titans quarterback Marcus Mariota is battling his second knee damage of a 2015 season.
Mariota was forced from Sunday’s diversion in a second quarter with a right knee injury. He is doubtful to return, manager Mike Mularkey told CBS on a approach off a field.
The rookie signal-caller took a strike from Patriots linebacker Jamie Collins when using behind Antonio Andrews missed a block. Mariota was propitious for several opposite braces and was seen jogging on a sideline to exam a knee. He has nonetheless to mislay his helmet.
Although a damage does not seem to be serious, a Titans competence opt to hang with backup Zach Mettenberger for a final dual buliding contra a New England pass rush winning a conflict during a line of scrimmage.
Mettenberger started a span of games in late Oct and early Nov when Mariota was nursing an MCL sprain.