The HMCS Fredericton, participating in NATO’s Operation Reassurance meant to bolster security in Central and Eastern Europe, lost contact with a CH-148 Cyclone helicopter during a training exercise. “The cause of this accident is unknown at this time,” Defense Minister Harjit Sajjan said. The aircraft’s data and voice recorders have been recovered, he said. General Jonathan Vance, Chief of the Defence Staff, said there was a “very sizable debris field” in an area of the Ionian Sea where the aircraft crashed. The crew of a C-148 Cyclone helicopter, attached to Royal Canadian Navy frigate HMCS Fredricton, which crashed in the...