Vehicles move through flooded roads in South Brighton after Christchurch, New Zealand, was hit by a 6.3 magnitude earthquake Tuesday, Feb. 22, 2011. The powerful earthquake struck one of New Zealand's biggest cities Tuesday at the height of a busy workday, toppling tall buildings and churches, crushing buses and killing dozens of people in one of the country's worst natural disasters. (AP Photo/New Zealand Herald, Sarah Ivey)