The things that these people are saying to the jury are NOT SUPPOSE to be discussed during the penalty phase. They are not suppose to beg for his life or say the jury was wrong.
But when has Geragos ever gone by the rules?
It's almost like Geragos is doing everything he can to make sure Scott GETS the death penalty. This jury is convinced he is guilty, and by having witness tell them they are wrong, Geragos is probably sealing old scotty boys fate.