Gun battles and burning cars in Mexican city - BBC News
Security forces and cartel gunmen clash after drug lord Joaquín "El Chapo" Guzmán's son is discovered.
There has been heavy fighting in a northern Mexican city between the security forces and members of the powerful Sinaloa drug cartel after one of the group's leaders was discovered.

Ovidio Guzmán López, the son of convicted drug lordJoaquin "El Chapo" Guzmán, was found during a routine patrol in Culiacán.