BBC videos on Japan Tsunami

Japan's earthquake and tsunami explained

http://www.bbc.co.uk/news/world-south-asia-12712422

New footage shows quake impact
http://www.bbc.co.uk/news/world-asia-pacific-12722105

Footage of blast at Japan nuclear power plant
http://www.bbc.co.uk/news/world-asia-pacific-12721498

Whirlpool created after Japan quake
http://www.bbc.co.uk/news/world-asia-pacific-12709856

Tsunami sweeps through Japan city
http://www.bbc.co.uk/news/world-asia-pacific-12722026

Japan trains derailed after quake
http://www.bbc.co.uk/news/world-asia-pacific-12722772

Japan quake: Aerial footage of Sendai
http://www.bbc.co.uk/news/world-asia-pacific-12722960