Calgary, Alberta: A chuck wagon driver is thrown off his cart and dragged underneath; Coria, Spain: During the Running of the Bulls, an animal rights activist is repeatedly tossed around by a bull; Reno, Nevada: A woman attempts to rescue her dog from a frozen lake; Samburu National Reserve, Kenya: Rescuers attempt to aid an eight-month-old baby elephant with an injured leg; A cuttlefish launches a sneak attack on an octopus; Bressler, Pennsylvania: Deer hunters try to save a deer stuck in mud.