** FILE ** In this Dec. 31, 2012, file photo, Philadelphia Eagles quarterback Michael Vick speaks to members of the media as he cleans out his locker at the team's NFL football training facility in Philadelphia. Vick's book-signing tour has been canceled because of threats against him for running a dogfighting ring. (AP Photo/Matt Rourke, File)

Photo by: Matt Rourke

** FILE ** In this Dec. 31, 2012, file photo, Philadelphia Eagles quarterback Michael Vick speaks to members of the media as he cleans out his locker at the team's NFL football training facility in Philadelphia. Vick's book-signing tour has been canceled because of threats against him for running a dogfighting ring. (AP Photo/Matt Rourke, File)