KARACHI: A three day mourning would be observed all across Sindh against terrorist acts, while the national flag would remain at half mast. Balochistan and Khyber Pakhtunkwa governments have announced a day of mourning respectively and the Sindh Bar Council has announced a Strike. 72 people were martyred and 150 had been injured on Thursday as a suicide bomber blew himself up inside Lal Shahbaz Qalandar’s Shrine in Sehwan Sharif.