Only three of some 150 electra dolphins are believed to have been saved, after being washed ashore in the Ibaraki Prefecture. Scientists are trying to explain the incident, while some see it as an ominous sign to a similar case before the 2011 earthquake. At least 149 melon-headed whales, a species of dolphin, were found at the Hokota beach on Friday, according to local officials. Rescue efforts were...