a fox radio news interview that the summit is probably still going to go ahead, but it will be short if north korea is not willing to give up nuclear weapons. in the end, we have to wait and see who blinks first. >> and nothing new about the name calling. they have been calling him names since 2003. ivan watson live for us. thank you. breaking news. the first time we are seeing video from the deadly ambush that killed four american soldiers in niger last fall. we want to warn you. some of this may be difficult to watch. the 23-minute video seen by congress was given to cnn by the pentagon. it contains drone footage of the body of sergeant ladavid johnson retrieved from under the thorn tree. this shows troops who escaped