For clarity, here is the picture in question, where I have laid out a primitive outline showing the quite possible (and in my opinion, probable) position of the grandpa's arm, making the photo plausible in my opinion.
I hope this helps.
14 posted on 06/09/2013 9:46:35 AM PDT by Rebel_Ace
(Tags?!? Tags?!? We don' neeeed no stinkin' Tags!)