A large explosion at an oil facility in the south-east Mexican state of Veracruz has killed at least three people and injured 136 more. 
The blast hit a facility owned by Mexico's state oil company, Pemex, in the port city of Coatzacoalcos. 
Hundreds of people have been evacuated and schools closed. Footage showed a large fire and vast plumes of smoke, according to the (BBC). 
The cause of the blast is unclear. Several explosions have been reported at Pemex facilities in recent years.

Source: QNA