 After finding its way blocked by the ARVN 5th Airborne Battalion four kilometers north of Tan Son Nhut and just west of the Quang Trung Infantry Center (), the 101st Regiment attacked.The PAVN began their assault with a concentrated barrage of RPGs that knocked the defenders back on their heels.PAVN soldiers got within fifty meters of the ARVN command post before the paratroopers steadied their line.