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NASHVILLE, TN - AUGUST 23: Quarterback Macus Mariota #9 of the Tennessee Titans manuevers in the pocket during a pre-season game against the St. Louis Rams at Nissan Stadium on August 23, 2015 in Nashville, Tennessee. (Photo by Frederick Breedon/Getty Images)

NASHVILLE, TN - AUGUST 23:  Quarterback Macus Mariota #9 of the Tennessee Titans manuevers in the pocket during a pre-season game against the St. Louis Rams at Nissan Stadium on August 23, 2015 in Nashville, Tennessee.  (Photo by Frederick Breedon/Getty Images)