New Delhi [India], July 1 (ANI): Congress leader Rahul Gandhi and Lok Sabha Speaker Om Birla had a verbal exchange inside the House on Monday when the latter questioned him as to why he bowed down to Prime Minister Narendra Modi when he shook hands with the PM on the day he was elected as Speaker of Lok Sabha on June 26. Participating in the debate on the Motion of Thanks to the President for her address to a joint sitting of Parliament, Rahul Gandhi said that whatever the Speaker says fundamentally defines Indian Democracy. “There are two structures; one is he (Rahul Gandhi) as an individual …