 In mid-May 2005, Task Force 3/2 and elements of Task Force 3/25 (3rd Battalion/2nd Marines, 3rd Battalion/25th Marines, 4th Assault Amphibian Bn, 2nd Light Armored Reconnaissance Bn,B Co 4th Combat Engineer Bn, 2nd Platoon A Co 1st Tank Bn, and a detachment of H-1's from HMLA 269 ) conducted a sweep of an insurgent-held area near the Syrian border.814th Engineer Company (MRB) led the initial offensive; breaching the river obstacle with a floating bridge while conducting concurrent rafting.It lasted eleven days, during which the U.S. troops killed more than 125 suspected insurgents and captured 39 others.