Gary Sinise talks about his mission to honor service members

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Gary Sinise has played many roles, but just one of them transformed his life. The actor talks on TODAY about why his “Forrest Gump” character, Lt. Dan, launched his mission to honor those who serve, as Sinise details in his book, "Grateful American: From Self To Service" Find out more about the Gary Sinise Foundation at www.garysinisefoundation.org.