At least eight people were killed and 48 others injured when a bus fell into a ravine Sunday in Mexico's central Guanajuato state, Trend reports citing Xinhua.
The accident took place in Lecon, city authorities said in a statement.
"Unfortunately, there are eight fatal victims so far, including the driver," they said.
Manufactured in 2015, the bus has undergone the latest mechanical check-up, according to the city's transit bureau.
Some of the injured are in serious condition, Daniel Diaz, the state secretary of public health, told reporters.
Among those seriously injured were a pregnant woman and her 35-week-old baby, said Diaz.
Investigation was underway to determine the cause of the crash.