TCU football returns six starters on defense. The unit figures to be a strength in 2018.
But the holes to fill are peppered throughout the defense, including the defensive line, the linebackers and the secondary.
Coach Gary Patterson needs to replace defensive tackle Mat Boesen, linebacker Travin Howard and cornerback Ranthony Texada. Each brought a lot to the defense.
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Shawn Robinson and Justin Rogers get in a few reps in front of the media at Sunday's spring practice at TCU.