Offshore quake causes tsunamis, nuclear worries in Japan

A powerful earthquake off the northeast Japanese shore Tuesday sent residents fleeing to higher ground and prompted worries about the Fukushima nuclear power plant destroyed by a tsunami five year ago.Lines of cars were seen snaking away from the coast in the pre-dawn hours after authorities issued a tsunami warning and urged residents to seek higher ground immediately. The warning was lifted nearly four hours later.The magnitude 7.4 earthquake struck in the same region that was devastated by a