LAHORE: A day of mourning is being observed over the Quetta tragedy across the province on Tuesday. The national flag is flying at half-mast at all the government buildings and special ceremonies will be held to offer Fateha and Quran Khuwani for the martyrs of the attack. Punjab Chief Minister Shahbaz Sharif – in a statement – strongly condemned the Quetta’s terrorist attack and said that the nation stands by the bereaved families. He paid glowing tributes to the martyrs.