Jim Walsh

Tim Padgett / WLRN.org

South Florida has petal power. Just about all the flowers that enter the U.S. come through Miami, where they're the No. 1 import.

The U.S. military’s Southern Command, or Southcom, hosted a summit of experts in Miami Thursday on America’s growing opioid crisis. Among them was Jim Walsh, the deputy assistant secretary of state for international narcotics.

Walsh told WLRN one of his big concerns is the growing potential for increased production of fentanyl – widely considered the most addictive and dangerous opioid. Walsh said in the past China has been the sole source of fentanyl. But there are signs it’s now being produced in this hemisphere: