Covid positivity rate in Natore sadar and municipality remained static  at 62%  in the last 24 hours until Friday morning. The overall infection rate in the district stood at 53% during the period as 82 people came out Covid positive in 154 sample tests, according to health officials. Besides, in Singra upazila the infection rate stood at 16%. Meanwhile hospitals in the district are facing space constraints as the number of patients are increasing alarmingly. READ: Week-long lockdown in Natore & Singra from Wednesday  Assistant director of Natore Sadar Hospital Paritosh Kumar Ray said the hospital’s coronavirus ward with 31 beds has been extended to yellow zone to treat 39 patients. Meanwhile, on third day of lockdown in the district to stem the virus spread, local  administration is maintaining a strict position installing police check posts in the town’s 12 points to limit movements. Bangladesh on Thursday registered 36 more coronavirus-related deaths and 2,537 fresh cases in 24 hours, with the Covid situation worsening post the detection of the Delta variant in different parts of the country. Although district administrations have imposed restrictions in most of the frontier districts to bring the situation under control, the infection and death rates are on the rise.   READ: Probe body formed over sexual assault of college girl in Natore The latest death toll pushed up the fatalities to 12,949. The Covid-19 death toll crossed the 12,000-mark in Bangladesh on May 11. With the new cases, the total caseload rose to 8,17,819, said the Directorate General of Health Services.