Six Guatemalan former military were sentenced to prison this week in Mexico for working with the Mexican criminal group the Zetas, Prensa Libre says.

The Guatemalans allegedly helped the Mexican group free several of their comrades from a holding center. They said they were contracted to work as halcones or lookouts. Guatemalan former military have reportedly joined the Zetas in droves, especially its special forces, the Kaibiles.

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