One after the other, the faces of missing pilgrims drop in the Telegram channel. Nadia: a middle-aged woman cloaked in a white-preying veil. Samiyah: a smiling, gentle face wrapped in a pink hijab. Muhammad stands smiling inside a mosque, his shoulders wrapped in white cloth. Below the pictures are their names, the place and date they were last seen, a phone number to contact, and sometimes, a plea to help. “Thousands ended up in the hospital with symptoms of heat stroke and heat exhaustion, and hundreds died on the street” The Telegram channel, named ‘Disappeared at Hajj 1445’ (after the Hijr…