A bus, which was transferring dozens of people to a Covid-19 quarantine facility in China's southwestern province of Guizhou, overturned in a ravine on Sunday that left 27 people dead, media reports said on Monday.
The mishap left 20 people injured.
According to Lin Gang, deputy mayor of Guiyang, the bus was taking 45 residents from the provincial capital city of Guiyang to Libo county, a remote and mountainous town located 155 miles away, for quarantine, reports CNN.
The bus departed Guiyang at 12:10 a.m. (12:10 p.m. Saturday ET) and overturned on the expressway at 2:40 a.m, the news channel reported.
Authorities have started investigating the cause of the mishap.