Transcript for Giuliani walks back comments that contradicted White House

We're going to turn to politics. Rudy Giuliani making headlines again overnight. Walking back more comments he made about whether his client, prent trump, was involved in a politically charged merger involving AT&T. He also made news on the timing of a possible face to face between the president and special counsel Robert Mueller. Tara Palmeri is there in Washington with more. Reporter: Good morning, Adrienne and Dan. I spoke to Giuliani. About the comments made over the last few days. And got an update on the Russia investigation. This morning, Rudy Giuliani walking back claims that president trump tried to block the time warner/at&t deal. In an interview with "The Huffington post" published Friday, he said, quote, the president denied the merger. They didn't get the result they wanted. But overnight, Giuliani telling ABC news over the phone the exact opposite. The president was not involved. He did not interfere with the justice department going ahead with this case, which he had every right and power to do. Reporter: During the campaign, trump spoke out about the blockbuster merger. It's too much concentration of power in the hands of too few. Reporter: In an effort to clean up comments made by Giuliani Friday, press secretary Sarah Sanders doubling down. On the administration's stance. Explicitly saying the department of justice denied the merger. Sflo the president has not been influence bid any -- or his add ministrags influenced by any outside special interests. Reporter: This after they said the president has had no idea that Michael Cohen was paid for insights into the white house. The president wuntz ware that he'd gotten money. He's never lobbied the president on that or anything else. Reporter: Giuliani was brought on to trump's team to negotiate with Robert Mueller. Giuliani says the conversation has come to a halt, since federal judge Ellis demanded that Robert Mueller turn over an unredacted memo on the special counsel's mandate. Ellis has accused the special counsel of overstepping their bounds. They are basically tied up trying to answer judge Ellis for the last week, who has said, do you or don't you have authority? And for some reason, they can't seem to produce the papers showing they have authority. Reporter: Even though Giuliani wants the investigation to wrap up, he said there's no way that the president can sit down with Robert Mueller before his big summit with thort Korean leader Kim Jong-un next month. The president needs more time to prepare for it. Overseas this morning, we now have growing concern about

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