In South Korea, a massive sinkhole measuring 20 meters in diameter and 30 meters deep suddenly swallowed a motorcycle on the highway. While the motorcyclist is still missing, a car driver was also injured. The collapse occurred on an expressway in Gangdong district yesterday evening at 18.28. A moving motorcycle fell into the massive sinkhole that formed. A passing car narrowly avoided falling into the sinkhole. The female driver of the car, who narrowly escaped falling into the sinkhole, was taken to the hospital injured, while search efforts for the motorcycle rider continue.