Investigators: Sea lion killers were familiar with traps

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One of several cages used to trap sea lions is removed on the Columbia River near Bonneville Dam in North Bonneville Wash. Monday May 5 2008. Two Steller and four California sea lions were found dead apparently shot in the cages over the weekend. (AP ...
One of several cages used to trap sea lions is removed on the Columbia River near Bonneville Dam in North Bonneville, Wash., Monday, May 5, 2008. Two Steller and four California sea lions were found dead, apparently shot, in the cages over the weekend. (AP Photo/Don Ryan)

(AP) -- Investigators think the killers navigated tricky waters in a restricted area, dropped the doors of two metal cages and then began firing a high-powered rifle at six trapped sea lions.


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