ALSO READMexico shooting: 6 killed, including 2 toddlers, 3 women by armed men 224 killed, dozens trapped as Mexico deals with deadliest quake since 1985 7.1 magnitude earthquake stuns Mexico, 139 killed as buildings crumble Mexico mourns after quake: 'We have no idea how we are going to rebuild' Strong 7.1-magnitude earthquake strikes Mexico City
According to local media reports, gunmen arrived the building in a white sedan and began shooting with AK-47s at a drug rehabilitation centre in the city of Chihuahua.
About 25 people were present in the centre when the shooting occurred.
Over a dozen police vehicles have been deployed around the centre and police officers were searching for the attackers in nearby areas.
The state of Chihuahua, which borders the US, has seen some of the worst violence in Mexico's decade-long war on drugs.
(Only the headline and picture of this report may have been reworked by the Business Standard staff; the rest of the content is auto-generated from a syndicated feed.)