said we'd like you to do us a favor in terms of what the president said to president zelensky and also no explanation what rudy giuliani was doing over in ukraine, hitting all these pressure points with the ukrainians. according to the president reporters should go ask rudy what he was doing out there. >> jim acosta, thank you very much. he was basically saying everybody does this, senators, this is normal behavior accused without any evidence whatsoever that the obama administration had done this against him. that's just not -- this is not normal. >> no, and u.s. senators pushing ukraine to cooperate with justice department investigations is not the same thing as a president privately trying to get a foreign country to specifically start an investigation of its own into his political rivals. let's chew over all this with our experts. joining us now we have cnn chief political correspondent dana bash with me erin the studio and