Fifteen people were injured when two trains collided late on Monday near Coimbra in central Portugal, emergency services said.
Portuguese media and rescuers said a train linking Lisbon to the major northern city of Oporto smashed into the back of a regional train near the town of Alfarelos.
The victims were rushed to a hospital in Coimbra.
Railway traffic between the capital and Oporto was disrupted. - Sapa-AFP