Magnitude 5.7 quake strikes north of Tonga - USGS

(Reuters) - A magnitude 5.7 earthquake struck 216 km (135 miles) north-northwest of the capital of Tonga in the Pacific Ocean on Sunday, the U.S. Geological Survey said. The quake, initially reported as a magnitude 6.7, struck at 1439 GMT. Its epicentre was recorded as 35 km below the seabed. (Editing by David Clarke)