Congress could block the renewal by passing a resolution of disapproval, but Lighthizer was upbeat. "I shouldn't maybe be making an announcement, but the reality is the president has decided. We’re going to ask for fast track," Lighthizer said. "Remember, the president says he wants to do bilaterals with people in Asia and other parts of the world. He made that speech in Vietnam. So we’re clearly going to ask for fast track and I think it’s extremely likely given the process we will get that."