St. Louis, MO (SportsNetwork.com) - Jacksonville starting quarterback Blaine Gabbert left Sunday's contest with the St. Louis Rams in the third quarter with a left hamstring injury and will not return.
Gabbert had completed 9-for-19 passes for 181 yards with a touchdown and two interceptions before departing. Chad Henne is now under center for the Jaguars.
Earlier, Luke Joeckel was carted off with a right ankle injury and has been ruled out for the duration of the game. Joeckel was making his first start at left tackle after getting drafted No. 2 overall in the 2013 draft.