Originally Posted by
IAm_Not_Lost
You present one of the few scenarios that you may be able to come out in the clear after shooting someone in the back. Lot's of people to testify for you, especially if the bank robber has harmed anyone. In general though, what a DA is going to argue is that since the person you shot had their back turned, they were no threat to you, and thus you should not have shot them in the back. This is why most folks advocate to be a good witness, stay prepared, and be ready if the situation changes.