Manmohan Singh, PM, India interacts with Mamata Banerjee, CM, West Bengal during the inauguration of 100th session of Indian Science Congress at Salt Lake Stadium in Kolkata on Thursday, 03 January 2013.

Photographer: Bhaskar Mallick

Tags: Horizontalinauguration of 100th ISCinauguration of 100th session of ISCPM of IndiaPrime Minister of IndiaCM of West BengalChief Minister of West BengalMamta Banerjee