Is it legal to push back the opponent while posting

[JRutledge]

Originally Posted by Amesman

I knew the family of A2 in one particular game and asked later if he was really getting the pressure from behind and he said yes. I had thought as much, yet from the endline, I saw no displacement so figured I had nothing to call. I told him it would have helped if I saw him move or lurch at some point. Thoughts?

Cannot call what you cannot see. And it is worse to call something purely on a guess.

Peace