Mexican authorities in the border state of Sonora stopped a white tractor-trailer headed to Arizona this week. Upon inspection, they discovered boxes filled with sliced cactus pads—a staple ...

MEXICO CITY (AP) — Authorities in northern Mexico on Wednesday found 32 kilograms (70 pounds) of fentanyl hidden inside boxes of sliced cactus, a quintessential Mexican food staple known as nopales.