Royal Navy aviators from the Commando Helicopter Force supported the British Army-run Ten Tors event on Dartmoor over the weekend, continuing a commitment that stretches back to 1988, the Royal Navy has said. Personnel and Merlin Mk4 aircraft from 845 Naval Air Squadron, based at RNAS Yeovilton, provided around-the-clock cover across the two-day event, delivering personnel to remote checkpoints, moving supplies and standing ready to evacuate cas…