question. the reality is everything i have done is totally legal. >> senator a half dozen democrats in the senate asking the department of justice if giuliani's actions and failure to register under the foreign agents act is breaking the law. >> with what we see out there, and the multiple clients around the world. his meetings with the trurp administration. with the president. with various administration officials. there's no doubt that i think there's a real issue here. >> giuliani insists he's only guilty of one thing. defending the president. >> i am in private law practice. i practice law well. never had a complaint or issue in 50 years. i'm being targeted by cnn. because i'm proven that you are corrupt in coverage of the president. throughout the impeachment. >> it's not just democrats who are concerned about what giuliani was doing in ukraine.