Here is a link to the Guardian's website (online news site), which features an article about the situation in Japan, as well as the video that you saw in class.
Earthquake and Tsunami in Japan 3/11
This link features a well-produced news video about the earthquake and tsunami in Japan, put together by CNN. You did not see this one in class, because it is newer!
Earthquake/Tsunami in Japan - Coverage by CNN
Tarmac, parking lot and surrounding area are covered with mud and debris carried by tsunami at Sendai Airport in Sendai.
Picture Source: http://www.salon.com/news/earthquakes/?story=/news/feature/2011/03/11/japan_earthquake_video_tsunami