Dalton Freeman an undrafted rookie interior lineman vying for a roster spot suffered a high ankle sprain in goal line drills yesterday. Undrafted rookie center Dalton Freeman who had been impressive in the first week of camp suffered a high ankle sprain on the final play of goal-line drills. Why is this significant? Freeman is performing well enough to have a serious shot at both earning a roster spot and serving as Nick Mangold's primary backup. Michael Fensom says Rex Ryan praised Freeman to the press on Thursday.