PML-N President Nawaz Sharif has urged Ulema of all schools of thought and sects to play their role to end sectarian clashes in Gilgit-Baltistan. Through a statement on Tuesday, Nawaz Sharif has expressed strong grief and sorrow over the killing in the Gilgit clashes and appealed the Ulema to come forward to put out this sectarian fire and establish peace in this part of the country.