When the season's first nor'wester hit on the afternoon of April 4, the thought of a potential power blackout made Mokarram Hossain worried as he was attending to his brother Muhibullah Bahar at the Intensive Care Unit (ICU) of Rajshahi Medical College Hospital (RMCH). Bahar, a principal officer of Agrani Bank's Pabna branch, was on oxygen support at the hospital's 20-bed ICU