Additional cave-ins have expanded the size of the original sinkhole and water continues to flow into the area, officials said. The sinkhole was first formed at 9:50 a.m. on Jan. 28, when a 2-ton ...

Local officials are scrambling to determine what caused it and assess the risk of further cave-ins. The sudden collapse occurred on Tuesday at an intersection in Yashio City in Saitama Prefecture.

Frequent water leakages, visible cracks and small cave-ins on a stretch from Police Sanjh Kender to Libra Bus Service Chowk have become a persistent issue, raising fear of a major mishap.