Mortal remains of former Delhi chief minister Sheila Dikshit was brought to her residence in Nizamuddin. According to reports, the three-time CM from Congress had suffered a massive cardiac arrest this morning and was rushed to the hospital. At 4.45 am, she suffered another heart attack and breathed her last at 4:55 am, the reports said. Dikshit was suffering from cardiac arrhythmia (irregular heartbeat). She had been undergoing treatment at Fortis Escorts hospital for the past few years.