Vice President Venkaiah Naidu spoke to Sharmistha Mukherjee, daughter of the former President, Pranab Mukherjee and enquired about his well-being today. <br />''<br />''Mr Naidu wished for his speedy recovery and good health. Former President Pranab Mukherjee continues to remain critical post surgery and is on ventilatory support. <br />''<br />''He was admitted to Army Hospital, Research and Referral Delhi Canttonment in a critical condition yesterday. The hospital sources revealed that he underwent emergency life saving surgery for large brain clot. He was also found to be COVID-19 positive.<br />