Unresolved recent killings of a US missionary and a vacationing jet-skier raise questions about the ability of Mexico's weak judiciary to investigate the weekend shooting of a US teen.
Human rights activists in Ciudad Juárez, Mexico's most violent city, say their cause will not be silenced by the death of Marisela Escobedo Ortiz, who was shot dead last week while demanding justice in her daughter's unsolved killing.
Mexican army seizes more than $1 million in cash from a house that is the home base of the country's most powerful cartel.
The arrest of a top drug cartel chief in Cancún comes a week after a deadly shootout killed 16 alleged cartel members and two soldiers in Acapulco.
The buildup in Ciudad Juárez, an entry point for drug smuggling on the US border, is meant to stop vicious fighting between drug cartels.
Tens of thousands protested drug violence this weekend. Many blame the president.
In Ciudad Juárez courts, the presumption is now innocence. It's a radical change that could lead to an overhaul of Mexico's criminal-justice system.