(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 (10.39 a.m. ET). Its epicenter was recorded as 35 km below the seabed.
(Editing by David Clarke)