Sen Warner says Trump's war with Iran could be his 'biggest folly'

Senate Intelligence Committee Vice Chair Mark Warner joins 'Fox News Sunday' to discuss the latest on the war with Iran, Bill Pulte's Director of National Intelligence appointment and more.

Senate Intelligence Committee Vice Chair Mark Warner joins 'Fox News Sunday' to discuss the latest on the Iran conflict and react to President Donald Trump's nomination of Bill Pulte as Acting Director of National Intelligence. Warner criticized Pulte's appointment and dodged questions regarding whether he would endorse controversial Maine Democratic Senate candidate Graham Platner.