An express bus on Saturday fell off from a sea-spanning bridge in South Korea, killing at least four passengers and injuring 12 others, according to local media.
The bus, with more than 40 passengers on board, fell off from the Incheon Bridge, some 30 km west of the capital Seoul, at around 13:20 local time on Saturday, Xinhua reported.
The local police said the bus burst into the mud flat 10 meters below the bridge, and a rescue operation has been launched immediately.