following a "new york times" report that giuliani is being investigated by federal prosecutors in manhattan for potentially breaking lobbying laws in his dealings in ukraine. two people familiar with the inquiry tell "the times" prosecutors are examining giuliani's efforts to undermine former u.n. ambassador to ukraine mar-- u giuliani has ded wrongdoing saying there are no grounds to charge him with foreign lobbying disclosure violations because he said he was acting on behalf of trump when he worked with ukrainian prosecutors to collect potentially damaging information on owe know vich. president trump would not say whether rouudy giuliani was still his attorney but he defend defended giuliani on twitter, saying now they are after the legendary crime buster and gr t greatest mayor of history.