ISLAMABAD: A police constable has died from severe injuries, and over 70 officers were injured during violent clashes with Pakistan Tehreek-e-Insaf (PTI) protesters in Islamabad. Constable Mubashir, 46, succumbed to head injuries after PTI protesters allegedly attacked police personnel near Hakla. The injured officer was rushed to Tehsil Headquarters Hospital in Hassan Abdal, where he was later pronounced dead. Mubashir …