NEW DELHI, INDIA - AUGUST 23: Former PM Dr Manmohan Singh interacts with Congress President Sonia Gandhi and Congress leader Rahul Gandhi as he leaves after taking oath as a Rajya Sabha member at Parliament House, on August 23, 2019 in New Delhi, India. Manmohan Singh, 86, has come back as a member of the Rajya Sabha from Rajasthan. He was elected unopposed as the BJP did not put up a candidate against him. (Photo by Vipin Kumar/Hindustan Times )