The former chief of security for Petroleos Mexicanos (Pemex) was arrested in Canada on charges of protecting a fuel theft racket within the state-run oil company, and his extradition process has begun, Mexican officials told Reuters on Friday.

The former chief of security for Petroleos Mexicanos (Pemex) was arrested in Canada on charges of protecting a fuel theft racket within the state-run oil company, and his extradition process has begun, Mexican officials told Reuters on Friday.