The mayor of a Mexican city plagued by gang violence has been murdered less than a week after taking office.Photos circulating online showed what appeared to be the severed head of Alejandro Arcos on top of a pick-up truck and the rest of his body inside a car in the Villas del Roble neighbourhood in the east of Chilpancingo.

The latest violence came just three days after another leading city official was shot to death in an area which is plagued by criminal gangs and drug violence.

The mayor of a city in southern Mexico was murdered less than a week after taking office, authorities said, a crime condemned by President Claudia Sheinbaum on Monday as "deplorable."

The mayor of a city in southern Mexico has been murdered less than a week after taking office, authorities said Sunday, the latest in a series of attacks on politicians in the violence-plagued Latin American country.

Arcos' social media posts show the mayor in recent days had been supervising disaster relief efforts following the impact of Hurricane John last month, which caused severe floodin

Alejandro Arcos' murder came days after the killing of another city official. according to the Institutional Revolutionary Party.

Alejandro Arcos, the newly appointed mayor of the Mexican city of Chilpancingo, has been killed one week after his inauguration.

The mayor of a Mexican city plagued by drug violence has been murdered less than a week after taking office. Alejandro Arcos was found dead on Sunday in Chilpancingo, a city of around 280,000 people in the southwestern state of Guerrero.