A powerful 6.9 magnitude earthquake struck off the coast of the Philippines on Friday, the local official seismological agency said, triggering a "life threatening" tsunami warning. The U.S. Geological Survey (USGS) recorded it as a 6.7 magnitude earthquake around 14 miles east-southeast of Santiago. "Destructive tsunami is expected with life threatening wave heights," said the warning, adding that people in the coastal areas of the provinces Surigao Del Sur, Davao Oriental, and Surigao Del