Top Asian News at 3:30 a.m. GMT

SYDNEY (AP) — A powerful earthquake rattled the South Pacific nation of Papua New Guinea on Monday, prompting officials to issue a tsunami warning for vast swathes of the Pacific and as far north as Russia. The magnitude-7.7 earthquake struck at a depth of 65 kilometers (40 miles), about 50 kilometers (30 miles) southeast of the town of Kokopo in northeastern Papua New Guinea, the U.S