TEDxTalks. "The Death Penalty in the USA | Nick McKeown | TEDxLosGatosHighSchool."YouTube. YouTube, 15 Feb. 2016. Web. 13 Feb. 2018.

"Costs of the Death Penalty." Costs of the Death Penalty | Death Penalty Information Center. N.p., n.d. Web. 13 Feb. 2018.

"Death Penalty ProCon.org." Should the Death Penalty Be Allowed? N.p., n.d. Web. 13 Feb. 2018.

Infoplease. Infoplease, n.d. Web. 13 Feb. 2018.

Vicenews. "Should There Be A Death Penalty? - The People Speak." YouTube. YouTube, 31 Mar. 2015. Web. 13 Feb. 2018.

"Capital Punishment in the United States." Wikipedia. Wikimedia Foundation, 10 Feb. 2018. Web. 13 Feb. 2018.