Baltimore Ravens offensive tackle Jared Gaither was carted off the field during Friday afternoon's training-camp practice with what appeared to be a back injury, but team trainer Bill Tessendorf said it was just cramps, according to .
Gaither, a fourth-year NFL veteran, was seen icing his lower back after leaving the field.
Gaither, 24, had rotated with Michael Oher at left and right tackle during Friday's morning and afternoon practices. Oher, a standout left tackle whose story was the basis for the book and the movie "The Blind Side," filled in well at left tackle as a rookie last season when Gaither was injured.
During offseason minicamps, the Ravens, moving Gaither -- who missed most offseason workouts with a toe injury -- to right tackle.
