Mexico sent 10,000 troops to stop fentanyl. It remains elusive.
Washington Post
Troops in Nogales, Mexico, have found 150 fentanyl pills, according to official statistics. Meanwhile, U.S. officials across the border have seized more than 400,000.
https://www.washingtonpost.com/world/2025/03/01/mexico-border-fentanyl-trump-trade/