HRD minister Smriti Irani hogged all the limelight as she finished her speech in Lok Sabha on Dalit student Rohith Vemula suicide case. Her speech was explosive, aggressive and equally emotional as tried to defend the government and her own handling of the situation in campuses across the country. My name is Smriti Irani. I challenge you to ask me my caste," the Education Minister said, rubbishing allegations that Rohith was persecuted because he was a Dalit.