I have been reading about Mexican vigilante groups being successful against the cartels. I can see this would be the only way crime will be stopped south of the border.
Mexico's 'avengers' backed by public sick of crime and lack of punishment
A wave of vigilante killings – such as the bus passenger who shot four robbers – has struck a chord with Mexicans fed up with crime, corruption and impunity
www.theguardian.com
Mexico’s female vigilantes take the lead in fighting drug cartels
The Michoacan area of Mexico has gotten so lawless, a band of female vigilantes are taking it upon themselves to protect their friends and family.
nypost.com
Mexico's Wild West: vigilante groups defy president to fight cartels
Surrounded by armed men, Commander "Toro" said Mexicans taking the law into their own hands in the western state of Michoacan will not heed government calls to lay down arms because it would leave them at the mercy of violent gangs.
www.reuters.com