LAHORE The Lahore Bar Association on Monday observed strike against the murder of Pakpattan bar president Muhammad Sharif. Most of the lawyers did not attend courts against the killing of the Pakpatan Bar president as LBA president Sajid Bashir, secretary Qasim Hassan Bhuttar and other LBA lawyers unanimously demanded the arrest of killers who had first abducted Sharif and later killed him. They also prayed for the departed soul.