A packed commuter train jumped the tracks in western Japan on Monday and hurtled into an apartment complex, killing 50 people and injuring more than 340 others in the deadliest rail accident here in four decades.
Investigators focused immediately on whether excessive speed or the actions of the, about 250 miles west of Tokyo . The driver overshot the stop line at the last station before the wreck.
Several people were still trapped in the wreckage hours after the crash, local police said, but it was unclear what their condition was. Train operator West Japan Railway Co. said at least 343 people had been taken to hospitals.