what s happening. that s ahead. we will have the latest on this developing story in a few minutes from now. president obama is back at the white house of a spending several hours in joplin, missouri. it was exactly a week ago that an f-5 tornado ripped through the city killing people in minutes. 5:41 central time there was a moment of silence marked by the precise instant that tornado hit. our dan traveled with the president to joplin and dan, a tough job for the president to try to lift spirits of a being amongest the people but seeing this disaster first-hand. this is a president who has had to do this quite a bit lately. other natural disasters as well. the president as you know last week was overseas among other things building relationships with european partners. throughout that time, white house aid said the president was getting updates on the situation here in joplin. today the president got to see the devastation up close. before touching down, air force 1 fle