Kolkata: West Bengal Chief Minister and Trinamool Congress (TMC) supremo Mamata Banerjee's younger brother Asim Banerjee died of corona infection on Saturday. Aseem had been found corona positive in the past and was undergoing treatment at Medica Hospital in Kolkata. Dr. Alok Roy, Chairman, Superspeciality Hospital Medica, Kolkata, said that Asim had been found corona positive in the past and was admitted after his health deteriorated. Their oxygen levels were significantly reduced due to corona infection. West Bengal Chief Minister Mamata Banerjee's younger brother Ashim Banerjee passed away today at the hospital. He had tested positive for #COVID19 and was undergoing treatment: Dr Alok Roy, Chairman, Medica Superspecialty Hospital, Kolkata ? ANI (@ANI) May 15, 2021 Delhi Lockdown: Kejriwal govt to lift restrictions? Here's what you should know WHO's big statement on corona vaccine: "Instead of vaccinating children..." Team India becomes No.1 in Test rankings, Ravi Shastri statement on team