A high-speed train in southern Spain derailed Sunday evening, colliding with another train and killing at least 40 people.

Three bodies already located in the wreckage were recovered on Tuesday afternoon, and a 42nd victim was also found at the crash site near Adamuz. The shock felt in this sleepy town has been compounded by confusion at how a rail route that ran efficiently for so long suddenly failed.

Officials said they had located a previously unreported train undercarriage down a gully near the site of a train crash in Spain that killed 42 people. Experts said the finding could help investigators clarify what caused the disaster.

Spain opposes a push by some European Union countries to control migration by opening camps for asylum-seekers outside the bloc, calling instead to focus on curbing irregular migration at the source,

Ignacio Barron, head of Spain's Commission of Investigation of Rail Accidents (CIAF), said on RTVE: "What always plays a part in a derailment is the interaction between the track and the vehicle, and that is what the commission is currently [looking into]."

BARCELONA, Spain (AP) — The deadly train wreck in southern Spain has cast a pall over one of the nation’s symbols of success. The collision Sunday killed at least 41 people and injured dozens more, according to officials as of Tuesday.

Rescuers were trying to gain access to the worst-hit carriages in one of Europe's deadliest train crashes that left at least 41 dead.