The first woman US ambassador to India, Nancy Jo Powell, has been an active and vocal proponent of strong Indo-US relations since her arrival in Delhi in April. Having served in Pakistan and Nepal, the career ambassador (the highest rank in the US foreign service) is familiar with South Asia and the opportunities and challenges that the region holds. She speaks to Pranay Sharma on the future of Indo-US ties and new areas in which they can work together. Excerpts...