SINGAPORE, Rabi'II 30, 1436, Feb 19, 2015, SPA -- An earthquake of 6.5 magnitude struck on Thursday 87 miles (140 km) northwest of the Pacific island of Vanuatu, the U.S. Geological survey said. According to Reuters, there were no immediate reports of any casualties or damage, nor any warnings of a tsunami. --SPA 17:31 LOCAL TIME 14:31 GMT www.spa.gov.sa/w