This terrifying video captures spear fisherman, Johan Potgieter, encountering a curious great white shark off the Cape coast in South Africa. He fights off the animal with his speargun, but instead of swimming away the great white shark makes a sharp turn and swims right back for him. ...

Where does shark attack rank in your ultimate fears? What if you videoed that frightening moment on camera? For Sam Smith he can now relive that moment forever - if he so chooses. Sam was recording with a helmet-mounted GoPro when a shark attacked him while spearfishing.     Recently ...