Updated: 8 Mar 2021, 12:33 A QUEEN’S guard killed in a fatal shooting accident has been named as Sergeant Gavin Hillier. The Iraq war veteran was fatally wounded during a live firing exercise in Wales on Thursday night. 3 Sgt Hillier, centre, was hailed as a 'stalwart' of the 1st Battalion Welsh Guards Sgt Hillier, 35, had served almost two decades in the elite Welsh Guards regiment and deployed to Afghanistan and Kosovo. The MoD released his name on Saturday, once his next of kin had been informed. Sgt Hillier, who received a long service and good conduct medal from Prince Charles, was killed on Thursday night at the Castlemartin ranges in Pembrokeshire.