By THE PULSE NEWS MEXICO STAFF U.S. envoy Ken Salazar, along with 16 other then-ambassador-designates, presented diplomatic credentials to Mexican President Andrés Manuel López Obrador (AMLO) in a solemn ceremony at the National Palace on Tuesday, Sept. 14, just three days after Salazar’s arrival in the country. After the ceremony, in which Salazar was the last to present credentials due