intelligence, dan coats, openly criticized the decision to meet one on one. >> if he had asked me how that ought to be conducted, i would have suggested a different way but that's not my role. that's not my job, so it is what it is. >> reporter: coats says he has no idea what the leaders discussed, but one person who does? the president's translator, marina gross. in congress, republican and democratic leaders are now debating whether to request her notes or compel her to testify. >> let's face it -- the interpreters were the only ones there. russia's going to play this game. they're already out there talking about important agreements being reached and they will, over the next while, characterize those agreements in the way they want to. and if we have no way of pushing back or if the administration doesn't push back, then we have got a big problem. >> and cecilia vega joins us now