Mexican authorities have arrested an alleged drug cartel leader known as Commander Squirrel who they say is linked to the 2010 murder of American jet skier David Hartley on a border lake, as well as to more than 200 other deaths in Mexico. After a gunfight on Saturday evening in the border city of Nuevo Laredo, Mexican Marines captured Salvador Alfonso Martinez Escobedo, AKA the Squirrel or Commander Squirrel, who earned his odd nickname for his permanent smile and allegedly helped direct operations for the violent Zetas cartel in Coahuila, Tamalapais and Nuevo Leon states.

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