Andhra Pradesh Chief Minister Jagan Mohan Reddy has written to Prime Minister Narendra Modi requesting that oxygen allocation to the state must be increased by 320 metric tonnes from the present 590 MT to 910 MT. This after 11 deaths in the ICU of a top government hospital in Tirupati on Monday because an oxygen tanker from Tamil Nadu reached a little late. NDTV's Uma Sudhir spoke to senior bureaucrat M T Krishna Babu.