Much of the state of Florida is underlain by limestone, making it extremely susceptible to the phenomena, USGS noted. Takashi Oguchi, a geographer from the University of Tokyo, said sinkholes ...
When the sinkhole developed on the morning of Jan. 28, the 2-ton truck and its driver in his 70s fell in. During the rescue operation, another sinkhole formed on the road on Jan. 29.