The Adani group tried to enter Delhi's power sector but was stopped by then chief minister Arvind Kejriwal, AAP Rajya Sabha MP Sanjay Singh claimed Thursday and stressed the need for accountability after industrialist Gautam Adani was charged in the US for alleged bribery and fraud.

The billionaire industrialist has been charged by US prosecutors for allegedly being part of a scheme to pay over USD 250 million (about Rs 2,100 crore) bribe to Indian officials in exchange of favourable terms for solar power contracts.