At least 39 people have been killed and more than 100 have been injured after a high-speed train derailment in Spain. The back carriage of the train jumped onto the track in the opposite direction, then slammed into an oncoming train. Rescue efforts to recover all the victims from the derailed carriages are still ongoing -- and authorities have called for more blood donations in the region to help the injured people. Live updates: https://news.sky.com/story/spain-train-crash-latest-high-speed-