CT-138 Twin Otter

A Twin Otter from 440 Squadron, based in Yellowknife, sits on a small airstrip near the village of Whale Cove, Nunavut. (Photo: MCpl Charles Barber)

CC-138 Twin Otter

A CC-138 Twin Otter aircraft from 440 Squadron, taxis across the ice of McClintock Inlet, Ellesmere Island, during OP NUNALIVUT 08. (Photo: Master Corporal Kevin Paul)

CC-138 Twin Otter

A CC-138 Twin Otter from 440 Transport Squadron heads out from Fort Eureka to provide forward caching support with fuel and rations to patrols around Ellesmere Island during Operation Nunalivut 2009. The Twin Otter has been with the Canadian Forces (CF) since early 1970; it is used extensively in the North for light utility and personnel transport because of its ability to perform in diverse conditions. (Photo: Sergeant Errol Morel)

CC-138 Twin Otter

A CC-138 Twin Otter from 440 Squadron, Yellowknife, NWT departs from the Forward Operating Location in Iqaluit, NU on a re-supply mission to the Brevoort BAF-3 North Warning System Site. These aircraft conducted numerous missions during Operation NANOOK 09. (Photo: Sgt Eileen Redding)

A-10 Thunderbolt II

An A-10 Thunderbolt II banks left at the Heritage Flight Conference March 8. Pilots of vintage and current aircraft spend the weekend performing their routines in preparation for the upcoming air show season. (Photo: USAF)

A-10 Thunderbolt II

An A-10 Thunderbolt II, like this one, is among the various U.S. Central Command Air Forces air assets available for providing close-air support for International Security Assistance Force troops in contact with enemy forces in Iraq and Afghanistan. The A-10 is specially designed for close air support of ground forces and can be used against all ground targets, including tanks and other armored vehicles. (Photo: U.S. Air Force photo/Capt. Justin T. Watson)