Sara Errani, and Roberta Vinci kiss their trophy after winning the women’s doubles final at the Australian Open in Melbourne-AP

Sara Errani, and Roberta Vinci kiss their trophy after winning the women’s doubles final at the Australian Open in Melbourne-AP

Sara Errani, and Roberta Vinci kiss their trophy after winning the women’s doubles final at the Australian Open in Melbourne-AP

On the first day of American President Barack Obama’s visit to India, the two most commonly used words were chemistry and optics.

January 27, 2015, was an eventful day. A few events took place almost simultaneously on this day that are likely to impact the future of India’s security and economy.