north korea could be preparing for a new missile test. u.s. officials say they see continued activity. >> this comes as the state department is condemning the latest round of north korean missile tests, north korea over the weekend firing four ballistic missiles, three of them landing in the sea of japan. let's go to the pentagon, barbara starr is there with more. tell us about what john mentioned, what they're calling continued activity at these sites. what does this mean? >> reporter: well, good morning. if you thought the weekend firing of four extended range firing of scud missiles is a problem, we're in for more. u.s. officials are seeing signs of continued activity at the