Sourav Ganguly and Gargi Roychowdury yesterday. Pic/PTI

Former India cricket captain and Cricket Association of Bengal (CAB) president, Sourav Ganguly joined Bengali actor Gargi Roychowdury to spread diabetes awareness in the city yesterday. The two stars were mobbed by fans as they participated in a rally in Kolkata yesterday, ahead of World Diabetes Day which will be celebrated across the globe on November 14.