March 14: A man places a flower tribute on a bridge near the entrance of the tunnel where a tourist bus from Belgium crashed on the motorway A9, in Sierre, western Switzerland. (AP)
March 14: Belgian Prime Minister Elio Di Rupo, left, and Swiss Federal president Eveline Widmer-Schlumpf, right, react during a news conference, in Sion, Switzerland. (AP)
Marh 14: Teachers of the Sint Lambertusschool in Heverlee, Belgium, attach drawings of pupils at the gate of the school. (AP)
March 14: A woman and child carry a flower tribute at Stekske school in Lommel, Belgium. (AP)
March 14: Rescuers and police work amid the wreckage of a tourist bus from Belgium at the accident site in a tunnel of the A9 highway near Sierre, western Switzerland. (AP)
March 14: A rescues helicopter is airborne as rescue worker stand in front of the tunnel entrance after a bus crashed in the tunnel, in Sierre, Switzerland. (AP)
March 14: Police and rescuers work at the wreckage of a tourist bus from Belgium at the accident site in a tunnel of the A9 highway near Sierre, western Switzerland. (AP)
March 14: The wreckage of a tourist bus from Belgium is seen at a hangar of the maintenance center of the motorway A9, in Sierre, western Switzerland. (AP)