In this picture taken on June 1, 2021 a doctor (C) checks on a Covid-19 coronavirus patient at an Intensive Care Unit (ICU) of the Nightingale Hospital, on the outskirts of Siliguri. – Struggling with low pay, 24-hour shifts, and a severe shortage of staff and protective gear, doctors working on the frontlines of India’s brutal pandemic wave say they are near breaking point and…