On May 22, 1968, at 0005 hours, an attack was launched against the battalion night perimeter. Organic weapons, artillery and helicopter light fire teams were used to suppress the enemy assault. Contact was broken by the enemy at 0345 hours. Five Bobcats were killed in the action. Two were from the Recon Platoon and three were from Company A. At daylight, enemy bodies and miscellaneous equipment were policed up from around the battalion perimeter.