Political experts react to Barack Obama's speech at the Democratic Nat… CNN 0 36 08.21 13:18 https://www.youtube.com/watch?v=ZdvDAt19mCI + 10 https://www.youtube.com/feeds/videos.xml?channel_id=UCupvZG-5ko_eiXAup… + 7 Political experts react to Barack Obama's speech at the Democratic National Convention