https://pbs.twimg.com/media/CaNkMo-WkAAM67b.jpg
Well worth watching to the end...
(FWIW -- the pilots' forums have also observed the "pink smear" down the side of the fuselage...)
Thanks- http://www.dailymotion.com/video/x304gqt
Set up & gunshot trials in first 15 min; explosives start at 42’30”