ANCHORAGE, Alaska -- The 74-foot Crowley tug Twi-lite remains grounded on a rock in the Wood River near Aleknagik in Western Alaska. Responders have placed containment boom around the vessel as a precaution, however there have been no reports of pollution. Crowley representatives are working with the State of Alaska and the Coast Guard to salvage the vessel. Oct. 8, 2008. (Photo courtesy of Crowley Marine Services/Ken Reiswig)