Griselda Blanco, the "queen of cocaine," in a 2004 photo posted by the Florida Department of Corrections. Fla. Dept. of Corrections hide caption itoggle caption Fla. Dept. of Corrections The Two-Way 'Queen Of Cocaine' Is Gunned Down In Colombia September 4, 2012 Griselda Blanco was infamous for building the drug trafficking network between Medellin and the U.S. in the '70s and for ordering the deaths of dozens. She served almost 20 years in a U.S. prison. Monday, the 69-year-old "black widow' was assassinated.