PUBLISHED ONApril 03, 2014 4:17 AM
LIMA - Peru issued a tsunami alert along its southern coast after a 7.8-magnitude earthquake struck northern Chile, the Peruvian Navy said via Twitter on Wednesday.
The US Geological Survey upgraded the earthquake - the strongest of several aftershocks since a massive quake rocked the region on Tuesday - to 7.8 after initially reporting it had a magnitude of 7.4.
There were no initial reports of damages in Peru.