Gary Sinise and Joe Mantegna host the 2011 tribute to America's military personnel, which this year also honors those who died on 9/11. Slated performers include Yolanda Adams, B.B. King, NYPD tenor Daniel Rodriguez, Hayley Westenra, Pia Toscano, Kris Allen and the National Symphony Orchestra under the baton of conductor Jack Everly. Also expected to appear: Gen. Colin Powell (USA Ret.); Forest Whitaker; Dianne Wiest; Jason Ritter. From the U.S. Capitol's West Lawn.