Bipasha Basu became the brand ambassador of the Airtel Delhi Half Marathon recently. Basu will now be promoting the ‘Bipasha Women’s Brigade’ through the Airtel Delhi Half Marathon 2012, encouraging women to cultivate health and fitness. Focused on the theme ‘Make Friends with Delhi’– the 2012 leg of this annual sporting event will be organised on September 30, 2012 and flagged off under the aegis of the Athletics Federation of India (AFI).