Is the death penalty a positive or negative existing feature to our judicial system? Does capital punishment have justification FOR its purpose?

Is the death penalty a positive or negative existing feature to our judicial system? Does capital punishment have justification FOR its purpose? *why the death penalty should be abolished. there is no humane way to kill a person. *talk about race and ethnicity and which community is the most affected by it. *how there is a difference between rich and poor? *how the death penalty does not reduce crimes or murder case