I wouldn't convict. The robber was still armed, still in the store, and the clerk had no idea if the guy was finished. He took the opportunity as the guy was making his way back around the counter. He wasn't, necessarily leaving the store.
(Of course I don't speak the language, so there may be...
I guess I am starting over. Originally joined in 2010. Chrome would not autofill my old password and I could not remember, recover, or change it due to an old email, no longer in use. Not a great loss as I rarely posted, but I do check in nearly every day to read