Cornelius Dupree speaks at the Innocence Project Celebration of Freedom & Justice on May 4, 2011. Dupree served 30 years in Texas prisons for a crime he didn't commit before he was exonerated through DNA testing in March 2011.

More information here:

https://www.law.umich.edu/special/exoneration/Pages/casedetail.aspx?caseid=3193

https://www.pbs.org/newshour/show/convicted-texas-man-cleared-by-dna-test-after-30-years-in-prison

https://www.dailymail.co.uk/news/article-1343902/Cornelius-Dupree-proven-innocent-DNA-test-30-years-jail-armed-robbery.html