ISLAMABAD: Prime Minister Shehbaz Sharif and Iranian President Masoud Pezeshkian had a telephonic conversation on Saturday evening, during which the former welcomed Iran’s readiness to help de-escalate tensions between Pakistan and India, Tehran’s state-run IRNA reported. The April 22 attack in Pahalgam killed 26 people, mostly tourists, and is one the deadliest armed attack in the disputed Himalayan region since …