On September 24, the state of Missouri executed a potentially innocent man. Marcellus Williams was convicted in 2001 for the crime of murder. Yet over time, with the help of the Innocence Project, doubts had arisen about his guilt and the legitimacy of the legal process used against him. In any case, the merest shred of doubt should have been enough to spare Williams' life. Yet the truth of the matter is that Williams' life should have never been on the line in the first place. The death penalty in America is a policy past its sell date; it's time...