Fentanyl is an insidious problem in Puerto Rico. Olga has used hard drugs on and off for 45 years, but was clean for 27 years until fentanyl arrived on the island. Now she uses the drug regularly. Warning: This video contains distressing content. WATCH ‘America’s Drug War: Puerto Rico’, streaming on Channel 4 and YouTube now. #PuertoRico #Fentanyl #Addiction #UnreportedWorld