ISLAMABAD: Lawmakers from the opposition PTI on Monday warned that Pakistan risked a “moral collapse” if the state failed to uphold human dignity and constitutional protections for those in custody, and demanded full transparency over the treatment of former prime minister Imran Khan and his wife Bushra Bibi. Speaking during a Senate session, PTI’s parliamentary leader in the House Barrister Syed Ali Zafar said the matter was “not merely about …