Mexico is the largest supplier of heroin to the United States, yet surprisingly little is known about where the supply chain begins — in poppy fields tucked throughout the mountains of rural Mexico, ...

TENANTLA, Mexico — Opium poppy growers in southern Mexico who helped fuel the US heroin epidemic say prices for their product have been driven so low — apparently by the use of synthetic opioids like ...

GUERRERO STATE , Mexico – Deep in the southern mountains of Mexico, the cicada-like “tsk-tsk-tsk” of a water sprinkler broke the eerie silence as it sprayed a small parcel of opium poppies. Wearing a ...