Tributes are laid in honour of 22 children and six adults killed in a bus crash in Switzerland.<br/> <br />The vehicle was carrying school groups from the Belgian towns of Heverlee and Lommel back from a ski trip when it crashed into the wall of a tunnel on Tuesday night.<br/> <br />24 passengers survived.<br/> <br />(SOUNDBITE) (English) LOMMEL RESIDENT, COR WEVERS SAYING:<br/> <br />"There are no words for this. There is only silence. We can hope that the parents and the grandparents become better after some time. But I think this will last twenty years."<br/> <br />Belgium is holding a national day of mourning on Friday with flags across the country flying at half mast.<br/> <br />The EU also honoured the dead, which includes six Dutch children.<br/> <br />In the Swiss Alpine town of Sion two Belgian military planes flew home the bodies on Friday.<br/> <br />Lily Grimes, Reuters
