Rescue teams search wreckage for survivors after train crash in Spain

Rescue teams in Spain are searching the wreckage after a collision between two high-speed trains in Toledo province killed 68 people. Sniffer-dog teams, police and soldiers are combing the derailed carriages; 53 people remain in hospital, including 15 in critical care. Three days of mourning have been declared. Transport Minister Óscar Puente said several trains had stopped automatically because of a signal failure.