The crash on Sunday afternoon near Adamuz, in the province of Cordoba, happened when a train derailed, jumped onto the track in the opposite direction and slammed into an incoming train.

A high-speed train in southern Spain derailed Sunday evening, colliding with another high-speed train, killing at least 42 people and injuring more than 150, Spanish authorities reported.

He called it “a truly strange” incident because it happened on a flat stretch of track that had been renovated in May.