Jon Roberts, who helped author American Desperado, was associated with which cartel?
American Desperado: American Desperado is a 2011 book written by journalist Evan Wright and Jon Roberts, a subject of the 2006 documentary "Cocaine Cowboys". Jon Roberts: Jon Pernell Roberts (June 21, 1948 – December 28, 2011), born John Riccobono, was a noted drug trafficker and government informant, operated in the Miami area and was an associate of Colombia's Medellín Cartel during the growth phase in cocaine trafficking, 1975–1985.
Colombia's Medellín Cartel