A major, 7.4-magnitude earthquake struck in the South Atlantic Ocean on Friday, prompting an alert for a potential tsunami ...

Given the magnitude and location of ... An image of a USGS map showing the epicenter of the earthquake that struck in the Drake Passage, and prompted a tsunami warning for Chile.

A magnitude 7.4 earthquake was recorded on Friday, May 2, off the southern coasts of Argentina and Chile, the U.S. Geological ...