Science & Technology

7.3 Magnitude Quake Hits Japan

Off the east coast

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An earthquake of magnitude 7.3 struck Saturday morning off Japan's east coast, near the crippled Fukushima nuclear site, the U.S. Geological Survey said. Japan's emergency agencies declared a tsunami warning for the area.

The quake hit at 3:10 a.m. Saturday Tokyo time (1310 GMT), the USGS said.

The tremor was felt in Tokyo, some 300 miles (480 kilometers) away.