If the barber killed Torres and ran away, there is no way they would stop looking until they found him. There is no where he can hide or go. They would find him and punish him, whether that means making him repay or just killing him. Not only does the barber have so much there in town but only he knows how much he has outside of town too.
With the result of Torres being dead, there is a mess that would need to be cleaned. The barber