A fisherman stumbled upon a rock carving that appears to show a legendary battle in Quileute mythology... An old petroglyph found by a fisherman in the Calawah River was celebrated with a ceremony by a group of Quileute tribal members before it was moved to the tribal headquarters in La Push. State archaeologists authenticated the carving and think it may date to around or before the mid-1700s... The rock they stumbled upon appears to be a carving that depicts a legendary battle in Quileute mythology, according to tribal and state officials... The rock -- which could weigh up to 1,000...