A powerful magnitude- 8.2 earthquake struck off northern Chile on Tuesday night, setting off a small tsunami that forced evacuations along the country's entire Pacific coast. Five people were crushed to death or suffered fatal heart attacks, the interior minister said, but Chile apparently escaped major damage or serious casualties. The shaking loosed landslides that blocked roads, power failed for thousands, an airport was damaged and several businesses caught fire. About 300 inmates escaped from a women's prison in the city of Iquique, and Chile's military was sending a planeload of special forces to help police guard against looting Read More Tsunami warning is in effect for: Chile, Peru, Ecuador, Costa Rico, Nicaragua, El Salvador, Guatemala, Mexico, Honduras. Live Streaming Chile Earthquake: ABC US News | ABC Business News