Massive 7.6 magnitude earthquake rattles Caribbean, tsunami advisory issued

Earthquake Today: A 7.6-magnitude earthquake struck southwest of Georgetown, Cayman Islands, at 6:23 p.m. Eastern Time on Saturday, according to the US Geological Survey (USGS). The US National Tsunami Warning Center (NTWC) issued a tsunami advisory for Puerto Rico and the Virgin Islands, warning of potential sea-level fluctuations and strong ocean currents.