The President of India, Pranab Mukherjee paid homage to Shri Giani Zail Singh, former President of India on the occasion of his birth anniversary at Rashtrapati Bhavan today (May 5, 2015). The President, officers and staff paid floral tributes in front of a portrait of Shri Giani Zail Singh in the Durbar Hall of Rashtrapati Bhavan.