equivalent of the grand jury part where they're doing the investigation. i think it's important for us to remember that unlike the clinton and nixon impeachment proceedings, this one has not had the benefit of a special counsel or independent counsel investigating for a long time in privacy behind closed doors. they're having to react pretty much in real time. so before they can go public, they need do the investigation in private to shape it, to figure out who are the good witnesses that have value. >> let's turn now to colonel vindman and his testifying -- he's a top ukraine expert -- that white house lawyer john eisenberg told him not to discuss the president's call with president zelensky with anyone, and then he and other lawyers moved this rough transcript to a higher security serve. does that constitute a coverup or just a prudent attorney? >> i think it continue substitutes a coverup. if i were representing