Jeh Johnson, Secretary of Homeland Security, talks with Rachel Maddow about who is responsible for the hacking of the 2016 election, the role of Vladimir Putin, and the importance of cybersecurity to homeland security.Dec. 22, 2016
UP NEXT
Maddow: 'The harm is done,' Trump shattered U.S. reputation for protecting allies' intel
02:17
Coded comments from GOP congressmen add to concerns about violence around Trump case
07:17
Maddow on Trump indictment: 'He knew it was wrong when he did it'
02:07
Trump indicted: Rachel Maddow joins Lawrence O’Donnell to discuss charges
14:23
U.S. considers action to counter anti-gay hate stoked in Uganda by American evangelicals
05:41
'Do not congratulate': Trump coziness with dictators tests GOP primary opponents