The quake struck Sunday morning near Antarctica 's Shetland Islands . It was the strongest earthquake to hit the area in more than a century, and it caused widespread damage on both sides of the border between Norway and Sweden. A U.S. agency warns there 's a `` small possibility of a ... regional tsunami ''
The quake struck Sunday morning near Antarctica 's Shetland Islands . The USGS reports it struck at a depth of 6.2 miles . A U.S. agency warns there 's a `` small possibility of a ... regional tsunami ''