Sons of Sinaloa cartel boss 'El Chapo' charged with smuggling cheap fentanyl to US

This frame grab from video, provided by the Mexican government, shows Ovidio Guzman Lopez being detained in Culiacan, Mexico, Oct. 17, 2019. (AP) MEXICO CITY — With Sinaloa cartel boss Joaquà­n "El Chapo" Guzmà¡n serving a life sentence, his sons steered the family business into fentanyl, establishing a network of labs churning out massive quantities of the cheap, deadly drug that they smuggled into the U.S., prosecutors revealed in a recent indictment. Although Guzmà¡n's trial revolved around cocaine shipments, the case against his sons exposes the inner workings of a cartel undergoing a generational shift as it worked "to manufacture…