Michael Vick staying 'positive'
Michael Vick was back signing copies of his autobiography Saturday and said he would continue to stay "positive" and wouldn't let threats keep him from finishing his book tour.
A series of book signings for his new autobiography, "Finally Free," including one at a book store in Atlanta on Saturday, had been canceled due to threats to Vick and store employees. Vick signed books at an Atlanta-area church Saturday instead, an impromptu appearance that was set up in one day.
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