YouTube Videos Tell The Earthquake, Tsunami Story

A magnitude 8.9 earthquake — the biggest to hit Japan since record-keeping began in the 1800s — slammed the country's northeastern coast on Friday, unleashing a wall of water that swept boats, cars, buildings and tons of debris miles inland.

Watch the story unfold, mostly through user-generated videos. See more eyewitness video on YouTube's CitizenTube channel and Japan's public broadcast organization, NHK.