U.S. Army LT. COL. David Sias, center, ex-commander of the Lashkar Gah Provincial Reconstruction Team (PRT) and British army COL. Charlie Knaggs, right, new PRT commander, salute the British flag as it being rise during a transfer of authority ceremony in Helmand Province, Afghanistan, May 1, 2006. (U.S. Army PHOTO by SPC. Leslie Angulo) (Released)