The death of 12 Covid patients on Monday at the premier Gauhati Medical College Hospital (GMCH) came as a blow to the Assam health department at a time when the positivity rate in the state had dropped to 2.01%. Till recently, about three deaths on average were being reported from hospitals in the capital, but the sudden rise in numbers had health minister Keshab Mahanta worried.The death of 12 Covid patients on Monday at the premier Gauhati Medical College Hospital (GMCH) came as a blow to the Assam health department at a time when the positivity rate in the state had dropped to 2.01%. Till recently, about three deaths on average were being reported from hospitals in the capital, but the sudden rise in numbers had health minister Keshab Mahanta worried.