[DAWN] The father of Zainab Amin, a six-year-old child whose rape and murder by Imran Ali in January 2018 had sparked national outrage, has filed a petition in the Lahore High Court (LHC) demanding that his daughter's killer be hanged publicly.The petition states that a public execution will "give [a] clear message of deterrence to everybody" and that "the murderer of Zainab should be given exemplary punishment so as to avoid any such tragedy in the future."