Following the 8.9 earthquake in Japan yesterday, officials became concerned about the impact on the nuclear power plants in the country. Radiation 1000 times above normal was detected in one of the control rooms. As a result, thousands of people were evacuated from the surrounding area and exclusion zones set up.
Meanwhile, new footage has emerged of the moment that the tsunami wave arrives in one city on the north east coast of Japan yesterday.
The day after the earthquake in pictures on the Guardian website has some striking images of the impact of the event