Should there be a death penalty for first-degree murder? Make an argument that

Should there be a death penalty for first-degree murder?
Make an argument that

Should there be a death penalty for first-degree murder?
Make an argument that either supports or opposes the use of the death penalty in first-degree murder cases.
Be sure to define what is involved with first-degree murder and provide adequate reasoning and support for your argument.
400 words minimum, if sources used include in text citation and references.