Huge rise in accidental drug deaths. FOX 5 I-team discovers why FOX 5 Atlanta I-Team Published January 15, 2015 10:28 PM EST Share Copy Link Email Facebook Twitter LinkedIn Reddit Published January 15, 2015 10:28 PM EST Senior I-team reporter Dale Russell says drug agents, medical examiners, and chemists have discovered the cause of the problem: a deadly mix of heroin and fentanyl.