In June, Acacio Flores, who represents Malinaltepec, was killed just days after the killing of Salvador Villalba Flores, another mayor from Guerrero state elected in the June 2 polls. Earlier in the month, a local councilwoman was gunned down as she was leaving her home in Guerrero.

Alexander Arcos was killed on Sunday, just six days after he was elected the mayor of Chilpancingo, a city around 170 miles south of Mexico City with a population of around 280,000. Officials confirmed the murder from the gory photos of his decapitated head, which were shared on messaging platform WhatsApp this week.

A new mayor has been sworn in a city in southern Mexico where his predecessor was killed and beheaded less than a week after taking office.

A new mayor was sworn in Thursday in a city in southern Mexico where his predecessor was killed and beheaded less than a week after taking office. The new mayor, Gustavo Alarcón, a doctor, had been elected as an alternate on the same ticket as deceased Mayor Alejandro Arcos in the June election.