Silva told BBC Match of the Day: "I spoke with Bernd before I came off, I saw the moment. I don’t know if it was instruction or not, but the ball boys were always delaying. The game should be the same if one team is winning or not. The ball boys were always delaying, Bernd wanted to play quickly and he took the ball from the ball boy. He didn’t push him, it wasn’t strong enough and he apologised. He is a top professional."