What happens when this spills over the border to the US?
Perhaps the most chilling, because it shows how well-armed and well-organized the narcos are.
In Guadalajara three people were killed and four others wounded in a running tiroteo–gun battle- between a dozen combined units of federal police and military troops against suspected Zetas gunmen. Two military helicopters had to be called in for support during the course of the four-hour engagement.