https://www.reuters.com/article/us-health-cornavirus-india-bengaluru/war-rooms-and-oxygen-indias-it-companies-scramble-to-handle-covid-19-surge-idUSKBN2CF0PE >BENGALURU (Reuters) -India's giant IT firms in Bengaluru and other cities have set up COVID-19 "war-rooms" as they scramble to source oxygen, medicine and hospital beds for infected workers and maintain backroom operations for the world's biggest financial firms.