ISLAMABAD: Prime Minister Imran Khan on Monday guaranteed nation that culprits behind Sahiwal incident would be given ‘exemplary punishment&.This is moment statement of prime minister on incident that rocked country Saturday and sparked outrage.Three members of a family and a friend were eliminateed in broad daylight by Punjab Counter Terrorism Leavement.The authorities claim that they were terrorismists, however it was later revealed by surviving kid that family was going to attend a wedding in Burewala.&The grief anger of ppl of Pak on Sahiwal incident is comprehensible justwhetheried,& PM Imran tweeted.He also stressed upon reform in police system.&I guarantee nation that when I return from Qatar much only shall guilty be given exemplary punishment but I shall review entire structure of Punjab police start process of reforming it,& he further said.The Punjab government of Pakistan Tehreek-e-Insaf has constiuted a  Joint Investigation Team  to probe matter which would report within 72 hours.