The Australian Transport Safety Bureau (ATSB) is calling for witnesses who have video of Sunday’s aircraft accident at the Mona Vale Golf Course, on Sydney’s Northern Beaches, to make contact via our website. The Piper PA-28-140 Cherokee had departed Camden Airport and was conducting a training flight with a pilot and instructor on board when it reportedly experienced engine power loss. As part of the evidence-gathering phase of the investigation, ATSB transport safety investigators will interview the pilots, other involved parties and witnesses, and collect available recorded information,…