CCTV shows scene inside Japan's collapsed Sasago tunnel
2 December 2012 Last updated at 07:38 GMT
A major road tunnel has collapsed in Japan, trapping a number of vehicles and leaving seven people missing, local media reports say.
Several people are thought to be missing after a stretch of the tunnel, 80km (50 miles) west of the Japanese capital Tokyo, collapsed.
Rupert Wingfield-Hayes reports.