The assailant shot him in the back of the head from less than 30 centimeters away.
As authorities removed the body from the crime scene, colleagues from the International Union of Magistrates held their annual meeting some 60 kilometers away.
He also blocked a request for the extradition of Joaquín El Chapo Guzmán to the United States.
The 37-year-old judge tried some of the most famous cases in Mexican history.
It had been six years since a federal judge was killed in the country.
Fuente original: Violence in Mexico: Mexican judge who blocked extradition of ‘El Chapo’ to US shot dead | In English | EL PAÍS
