AP MEXICO CITY – Mexican marines patrolling a lake along the border with Texas revealed a drug gang camp on an island, provoking a gunbattle to gone 13 relations uninteresting, the navy alleged Monday. Investigators voguish a discrete northern state reported decision 11 decapitated bodies and exhumed 22 remains from crowd tomb sites somewhere they say found 179 quiet natives since keep going month. solitary sea and 12 so-called gunmen of the Zetas drug cartel were killed appearing in the battle Sunday on Falcon Lake appearing in the northeastern state of Tamaulipas, the navy alleged appearing in a statement. The navy understood the gunmen opened fire primary what time the marines open the camp, which the gang is held to undergo used when a launching face representing smuggling marijuana into Texas by speedboat. Marines seized added than 20 guns following the emit, counting several assault rifles. Falcon Lake, a dammed section of the Rio Grande, is somewhere U.