mean that witness is able to give us jaw dropping detail about that call which, again, puts the president right personally at the center of this scandal. but in addition to that the witness is giving us corroborating information and testimony about other elements of this scandal in terms of what he was able to see from the u.s. embassy in ukraine, of course a key position. and he was thereafter marie yovanovitch had left. a lot of the republican criticism today was you weren't there when the worst of all these things happened. and holmes was there for all of it. and it's further corroboration and a new witness. >> i have to say when news of this call emerged and it first emerged in ambassador taylor's testimony when he made reference to it, and no name just a staff member, well now we know who that is, overheard this phone call. before we even get to the content of it, i was just so stunned at the imagery of gordon sondland sitting there in a