See the devastation caused by a powerful earthquake that rocked Japan . See how a quake can trigger a tsunami that barrels across the ocean . We have never , ever felt anything on the magnitude , the literal magnitude , of what we experienced today . Find out how the earthquake caused concerns at one nuclear power plant . Use the News Discussion to help you understand today 's featured news stories .
See the devastation caused by a powerful earthquake that rocked Japan . See how a quake can trigger a tsunami that barrels across the ocean . Find out how the earthquake caused concerns at one nuclear power plant . Use the News Discussion to help you understand today 's featured news stories .