Of the broadcast. President obama hadnt addressed the nation from the oval office in more than five years. That changed tonight. The president said the terrorist threat has evolved into a new phase but he says the u. S. Will overcome. This as he updated the investigation into the attacks in san ber dino in a prime time speech. It was the first time the president had spoken from the oval office since august 2010 when the u. S. Combat mission ended in iraq. Major garrett is at the white house with details on this, major . Reporter good evening, jeff, the president knows the country is on edge, as worried as it ever has been about the mall ef lent and murderous influence of isis here in america. But the president did not outline any new military strategy to defeat isis, merely sum arized the ongoing cam Bain Campaign in iraq and syria but he made it clear to the country what he believes happened in san ber dino. But it is clear that the two of them had gone down the dark path of radicaliz