MEXICO CITY, March 5 (Reuters) - The United States could negotiate bilateral trade deals to replace the three way North American Free Trade Agreement if needed, U.S. Trade Representative Robert Lighthizer said on Monday, adding thattime was running "very short."
Lighthizer said all parties needed to move more quickly toconclude the NAFTA renegotiation. He was speaking at the closeof a seventh round of talks in Mexico City and said just sixchapters of the agreement had been concluded so far.