Not only do prosecutors determine if the death penalty will be sought in a trial, they also have the ability to eliminate African Americans and other people of color as prospective jurors, despite the fact that it is unconstitutional to strike jurors solely based on their race.  This practice greatly increases the likelihood that an African American defendant will be sentenced to death.1

Citations

1 http://www.deathpenaltyinfo.org/death-penalty-black-and-white-who-lives-who-dies-who-decides#Racial Bias Permeates the System

2 http://www.amnesty.org/en/library/asset/AMR51/046/2003/en/bd8584ef-d712-11dd-b0cc-1f0860013475/amr510462003en.pdf

3 http://sentencingproject.org/doc/publications/rd_ICCPR%20Race%20and%20Justice%20Shadow%20Report.pdf

4 http://www.amnesty.org/en/library/asset/AMR51/046/2003/en/bd8584ef-d712-11dd-b0cc-1f0860013475/amr510462003en.pdf

 

5 https://www.ncadp.org/index.cfm?content=19