The insurgents ambushed a patrol of Argyll and Sutherland Highlanders close to a checkpoint known as Danny Boy near Majar Al Kabir. The Argylls called in reinforcements from the 1st Battalion of the Princess of Wales's Royal Regiment, they were also ambushed and due to an electronic communications failure it was some time before further British relief arrived. While waiting for reinforcements the British were involved in one of the fiercest engagements they fought in Iraq. The fighting involving close-quarter rifle fire and bayonets. The fighting lasted for about three hours during which the British Army reported that 28 Iraqis were killed, and that the British suffered some wounded but that none were killed in the action.