A woman has died following an explosion that ripped through an apartment building in Switzerland. Authorities are currently investigating the cause of the blast, which occurred earlier today, but have not yet released details. Emergency services responded to the scene and worked to evacuate residents from the damaged building. The victim was found amidst the debris and pronounced dead at the location. Several other residents have been treated for injuries, though none are believed to be life-threatening. The extent of the damage to the apartment block is still being assessed, and a full investigation is underway to determine the origin of the explosion. Local officials have urged residents to avoid the area while rescue and investigative work continues.