There were a group of 13 young campers in Northern Norway and during the night a polar bear attacked the campers despite a wire trip alarm. Luckily one of the campers had a gun and killed the bear. Reports say a 17 year old was killed and 4 were injured.
http://abcnews.go.com/GMA/video/polar-bear-attacks-norway-teen-boy-killed-14245628