Yahoo disclosed the largest data breach affecting more than a billion users, which happened in August 2013. Former Obama chief technology officer Aneesh Chopra joins MSNBC’s Craig Melvin to discuss the Yahoo hackings and the investigation on Russia’s interference in the U.S. elections.Dec. 15, 2016
UP NEXT
Texas community clings to faith, hope after elementary school mass shooting
06:08
Abbott: Gunman posted on Facebook about shooting grandmother, elementary school
01:24
Adm. James Stavridis: We have got to get out of this dark thicket
06:41
Watch: Beto O'Rourke confronts Texas governor at shooting news conference
02:41
Joe: Republicans will come up with a thousand excuses for why we shouldn't do anything
09:17
Students Demand Action member 'extremely frustrated' by lawmaker inaction after school shootings