Prime Minister Narendra Modi has expressed grief on the demise of former Union Minister Akhilesh Das. In a tweet, Mr Modi said, his active contribution to public life will be remembered.<br/>Mr Das passed away yesterday after a massive heart attack. He was 56. Son of Freedom Fighter and former Chief Minister of Uttar Pradesh Babu Banarasi Das, Akhilesh Das served as Minister of State for Steel in UPA-I. <br/><br/>He was member of Rajya Sabha for three terms. Presently he was the President of Badminton Association of India.