Sergeant Dave Wilkinson, aged 33, from 19 Regiment Royal Artillery, serving with 1st Battalion Grenadier Guards died following an explosion during a routine joint patrol with the Afghan National Army in Gereshk, Helmand province on Sunday 1 July 2007. The patrol was conducting routine operations with the Afghan National Army when it was struck by an improvised explosive device. Although all the injured soldiers were quickly extracted by helicopter to the ISAF medical facility at Camp Bastion, Sergeant Wilkinson was pronounced dead on arrival. Four other members of the patrol were injured.