RAWALPINDI: The District Police Officer (DPO) of Attock Ghias Gul revealed that Brazilian-made tear gas shells were recovered from Pakistan Tehreek-e-Insaf (PTI) protesters, which are not available in Pakistan. In a press conference held in Rawalpindi, the DPO stated that attempts were made to stop the protesters in Attock, leading to clashes and several arrests. “The protesters fired at police …