http://www.reuters.com/article/2013/03/10/us-png-quake-idUSBRE9290IS20130310
Over the weekend and continuing today, there have been multiple large earthquakes concentrated on the Papua New Guinea location. More than one 6.7 Magnitude.
See this USGS real-time EQ list and map for continual updates. Something is up with this…
Watch alert: http://earthquake.usgs.gov/earthquakes/map/