The pressure cooker has taken on a new, darker image since it was used as a home-made explosive device in the bombing of the Boston Marathon last month. Reporter Deepak Singh remembers his own experience of traveling to the US with a pressure cooker 10 years ago. He was stopped by airport security. At the time, they laughed. But he wonders if anyone would find it funny today.
Indian-American reporter Deepak Singh recalls an unusual cab ride on a December morning in Philadelphia.