A former Qantas pilot has been identified as one of the three victims of a horror plane crash in Sydney's southwest. Grandfather Gary Criddle, 72, affectionately known as 'Gaz' to loved ones, was killed when two light planes crashed into each other at Belimbla Park, in Oakdale, at 11.50am on Saturday. Gary Criddle, 72, has been identified as the first …