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ARLINGTON, VA - OCTOBER 14: Chairman of the Joint Chiefs of Staff Admiral Mike Mullen (L) greets Emma Weaver (2nd R), widow of the late Army First Lieutenant Todd W. Weaver of Hampton, Virginia, and her daughter Kiley (3rd R) during the funeral of the first lieutenant October 14, 2010 at Arlington National Cemetery in Arlington, Virginia. Weaver, who was assigned to the 101st Airborne Division, died Sept. 9 in Kandahar, Afghanistan, of wounds suffered when insurgents attacked his unit with an improvised explosive device. (Photo by Alex Wong/Getty Images)

ARLINGTON, VA - OCTOBER 14:  Chairman of the Joint Chiefs of Staff Admiral Mike Mullen (L) greets Emma Weaver (2nd R), widow of the late Army First Lieutenant Todd W. Weaver of Hampton, Virginia, and her daughter Kiley (3rd R) during the funeral of the first lieutenant October 14, 2010 at Arlington National Cemetery in Arlington, Virginia. Weaver, who was assigned to the 101st Airborne Division, died Sept. 9 in Kandahar, Afghanistan, of wounds suffered when insurgents attacked his unit with an improvised explosive device.  (Photo by Alex Wong/Getty Images)