and our cyber security expert chris hadnagy. the hack today was just as the news crossed. what do we know now? >> us central command lost control of their twitter account for about 30 minutes. over the course of the last couple of hours the white house has been trying to play down what this actually was. the defense department spokesperson calling it a prank, saying it was more of an annoyance than anything else. the white house saying this is not a major data breach. what it absolutely is, is a bit of a pr loss for the u.s. one other issue here, that the personal information of senior officers in the military was also posted by this group at the same exact time. the pentagon says they have referred that matter to the fbi and the fbi has now started a criminal investigation. a hairy couple of hours but nothing major according to officials. definitely a criminal investigation is ongoing. >> is this anything major? usually when a government official says that, i assume it is something major. >>in the past, there are one of two ways it can get compromised. either they guessed