New Delhi, Dec 30 (ANI): In an exclusive interview with ANI Editor Smita Prakash in the national capital, Union Defence Minister Rajnath Singh spoke on usage of derogatory remarks against Prime Minister Narendra Modi during farmers’ protest. Rajnath Singh said, “Derogatory remarks shouldn't be made against a Prime Minister. PM is not just an individual but an institution. I have never used abusive words against any former prime minister. ‘Mar Ja, Mar Ja’ slogans were raised against Prime Minister, I felt really hurt,” Defence Minister added.