D.J. Swearinger will not be fined for hit on Wes Welker
Welker suffered two concussions in a span of four games last season. He missed the final three regular season games.
Broncos head coach John Fox said Tuesday that Welker is doing "fantastic" in his recovery from his most recent concussion.
The Broncos open the season at home against the Colts on Sept. 7.
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