Quake strikes off Japan, sets off small tsunami
7.3-magnitude quake jars nerves in nation still recovering from 2011 disaster
POSTED: 6:37 AM PST December 7, 2012
UPDATED: 8:12 AM PST December 7, 2012
A powerful earthquake struck off the northeast coast of Japan on Friday evening, rattling buildings in Tokyo and setting off a small tsunami.
