Maintaining helicopters, playing the bagpipes, that’s Sgt Steven Drinkwalter of HMCS Calgary. British Columbia’s Sergeant Drinkwalter is deployed on the Canadian warship and has just finished taking part in Operation Artemis, a successful counter-terrorism and maritime security mission in the Middle East. He’s the ship’s unofficial piper. Steve is pictured above playing during a Battle of the Atlantic commemoration ceremony in May whilst in the Arabian Sea when the ship…