New Delhi, March 08 (ANI): An unknown man threw ink at AAP leader Yogendra Yadav on Saturday during a rally at Jantar Mantar in Delhi. Yadav said that a man came on the stage and smeared ink on his face shouting nationalist slogans. He said that the intention behind the same was not known and avoided blaming anyone for the incident. The attacker has been taken to Parliament Street police station for questioning.