A 6.2-magnitude earthquake Monday morning shook Papua New Guinea, the U.S. Geological Survey said. The quake, which struck at 8:41 a.m. local time, was reported at a depth of 48 miles near the north coast, 64 miles south-southeast of Angoram, P.N.G. China\'s Xinhua News Agency said the country\'s earthquake networks center measured the quake at 6.1 on the Richter scale. There were no immediate reports of damage.