HOMER, Alaska (May 9) -- Odd sounds outside their home woke Gary and Terri Lyon early Sunday morning, so Gary got up to check it out. He looked outside and saw a 500-pound grizzly bear killing an adult moose in their driveway. "I saw this wildlife spectacle of a full-grown brown bear on a moose and the moose fighting for its life," Gary said. The couple put their dog inside, grabbed their cameras and started filming the attack as the grizzly battled the moose down the driveway, finally killing it. They posted the video on YouTube. "She tore apart the...