ISLAMABAD (NNI): President Asif Ali Zardari on Saturday expressed grief and sorrow over the loss of precious lives as a result of explosion of fire works material in Hussain Agahi area in Multan. The President in his condolence message expressed his sympathies with the bereaved families and prayed for eternal peace of the departed souls and for the courage to the bereaved family to bear the loss with fortitude. He also directed the concern authorities to provide best possible medical treatment to all those who were injured in this incident. According to details, the incident occurred when fire works material exploded and caused the collapse of the building after a fire.