is reporter eric geller, who covers cybersecurity for politico. so, eric, how many security experts and agentses are we talking about, and at what level? >> so these are the people who are charge of the largest groupings at the f.b.i., the division, and then the braonhes that si top of that. so there is a cyber division that was created at the beginning of the last decade it's about 15 years old at this point. wid recently the head of that division, alon his deputy, left, and his boss also left that headed the bnch that's on top of the cyber division. so these are the officials who set these are the people who decide where resources are going to be spent, howgents e going to be utilizeed in the field. so we're talking about kind of high-level turnover, at righ now there aren't people in place deciding how to shape that mission going forward. >> stewart: has therbeen an explanation of the brain train? >> this is sort of a function of coincidence. agents have to retire at the age of 57, and all four people we wrote about in our recent story joined th