At least three people died and one was injured during an armed attack on the municipal palace in the port of Guaymas, Sonora, the state Attorney General's Office reported.
Among the victims are two men and a woman.
Neither the fatal victims nor the one who was injured have been identified by the authorities.
Authorities asked the general public to stay away from the municipal palace
, which is located on the boardwalk, in a tourist area of the city.
Mexican media reported that the surroundings of the building where the shooting occurred are already heavily guarded by security forces of the local, state and federal governments.
Soon more information ...