Trump aid freeze disrupts anti-narcotics program at Mexican ports

U.S. President Donald Trump's sweeping foreign aid freeze has stalled a United Nations program in Mexico aimed at stopping imported fentanyl chemicals from reaching the country's drug cartels, according to eight people familiar with the situation. It’s one of several U.S. counternarcotics efforts in Mexico derailed in recent weeks by the stop-work order. Zachary Goelman produced this report.