by Harumi OZAWA / Charly TRIBALLEAU Agence France-Presse Four people were reported dead and more than 100 injured in Japan on Thursday after a powerful overnight earthquake rattled large parts of the east coast and prompted a tsunami warning, authorities said. The 7.4-magnitude quake off the coast of Fukushima derailed a bullet train, opened cracks in highways and threw products from shelves in shops. A tsunami warning for waves of up to a metre (three […]