>> poland celebrating one of its own helping to take down the london attacker. you can see there. the polish prime minister says that he is a hero. he is jabbing the man with the narwal tusk. poland's leader praised the man and said poland is proud of you. >> a plane crash in the u.s. left nine people dead, including two children and the pilot. this happened near chamberlain, south dakota shortly after takeoff. three people survived. they have been taken to the hospital. officials say the crash was weather related. it happened during heavy snowfall, which cut visibility. >> a powerful winter storm is threatening millions of holiday travelers across the u.s. 50 million people from coast to