Scientists are studying how exactly the giant, cylindrical Guatemala sinkhole was formed, and how to prevent more. Meanwhile, the US is joining relief efforts to help the thousands left homeless by Tropical Storm Agatha.
More than 178 people across Central America have been killed since Tropical Storm Agatha lashed the region with heavy rains on Saturday, leaving a giant Guatemala City sinkhole. How big is Guatemala's sinkhole?
President Alvaro Colom declared the Guatemala volcano area a 'state of calamity.'