Finance Minister Nirmala Sitharaman hit back at Rahul Gandhi’s debate challenge to PM Modi, asking him to debate in Parliament instead of issuing challenges on social media. Finance Minister Sitharaman rebukes Rahul Gandhi's challenge to PM Modi, urges debate in Parliament where Opposition must hear responses. Finance Minister says Congress leader should bring evidence for allegations against government and stay in the House to hear its responses, after Rahul Gandhi challenged PM.