Japan quake kills 4, many injured; Houses & shops damaged, bullet train derailed

• At least 4 reported dead and over 100 injured in Japan after a powerful overnight earthquake. The 7.4-magnitude quake rattled large parts of the east coast and prompted a Tsunami warning. The quake off the coast of Fukushima derailed a bullet train and opened cracks in highways. No injuries in the derailment, but 75 passengers and three staff on board were trapped for four hours. In Shiroishi city, employees at a supermarket were cleaning up damage including products that toppled from shelves. Several dozen people were still at an evacuation centre in Soma. Watch the full video for more.