Two high-speed trains collide in Spain, 64 people killed; what is known so far

At least 30 people have been killed when two high-speed trains collided near Urda, south of Madrid. A local official gave this information. There were more than 500 passengers in both the trains. Relief and rescue operations are ongoing and the death toll is expected to rise.

BBC Verify has analyzed the latest video footage that emerged after the accident. In the verified video, a train coach is seen derailing and overturning. The first compartment is badly damaged and debris is scattered around it. A second video shows several emergency vehicles and rescue workers wearing high-visibility jackets.

In the video, some people can be seen wrapped in blankets on the grass. One person is also seen carrying an IV bag. Spain's Civil Guard has released pictures taken from a drone after the accident. The scale of the accident can be estimated from these. Dozens of vehicles, helicopters and ambulances are visible around the trains and derailed coaches. Patients are also visible on the ground.

Regional government sources have told Spanish media that at least 30 people have died in the accident. Relief and rescue operations are ongoing and there are fears that the death toll may increase. There were more than 500 passengers in both trains altogether. According to officials, the private Iryo train was carrying 147 passengers, while the high-speed train was carrying 397 passengers.

Eduarda, 17, told broadcaster Cadena Ser that there was "chaos" after the accident and many people were unable to get out. In the footage of the accident, several coaches are seen derailed and debris scattered on a large scale.

The cause of the accident has not been officially confirmed yet. Reports said that a high-speed train may have hit another train parked on the tracks. Spain's state broadcaster RTVF quoted the transport ministry as saying that the high-speed train hit the parked Iryo train from behind, causing two carriages of the Iryo train to derail.

According to train operator Renfe, train services between Madrid, Ciudad Real and Andalusia are suspended. Hospitals in Toledo, Ciudad Real and Alcazar de San Juan have postponed previously scheduled operations to handle the surge of patients following the disaster. Madrid's blood transfusion center has appealed for "urgent" blood donations following the tragedy.

Prime Minister Pedro Sanchez expressed grief over the incident on social media and expressed condolences and support to the injured and their families. Sanchez and other Spanish leaders have canceled all public events for Wednesday.