Delhi Metro

A metro train heads towards the IFFCO Chowk station of the Delhi Metro Rail in Gurgaon, India, Monday, June 21, 2010. The metro is the pride of the city of 14 million, where commuters were long forced to rely on rickshaws, motorcycles or smoke belching buses. (AP Photo/Gurinder Osan)

Passengers ride from Gurgaon to Delhi on the newly launched Delhi Metro Rail train in Gurgaon, India, Monday, June 21, 2010. The metro is the pride of the city of 14 million, where commuters were long forced to rely on rickshaws, motorcycles or smoke belching buses. (AP Photo/Gurinder Osan)

Passengers ride from Gurgaon to Delhi on the newly launched Delhi Metro Rail train in Gurgaon, India, Monday, June 21, .The metro is the pride of the city of 14 million, where commuters were long forced to rely on rickshaws, motorcycles or smoke belching buses. (AP Photo/Gurinder Osan)

Passengers ride from Gurgaon to Delhi on the newly launched Delhi Metro Rail train in Gurgaon, India, Monday, June 21, 2010. The metro is the pride of the city of 14 million, where commuters were long forced to rely on rickshaws, motorcycles or smoke belching buses. (AP Photo/Gurinder Osan)

A Delhi Metro Rail train passes through Gurgaon, India, Monday, June 21, 2010. The metro is the pride of the city of 14 million, where commuters were long forced to rely on rickshaws, motorcycles or smoke belching buses. (AP Photo/Gurinder Osan)

A newly launched Metro Rail train passes through Gurgaon, India, Monday, June 21, 2010. The metro is the pride of the city of 14 million, where commuters were long forced to rely on rickshaws, motorcycles or smoke belching buses. (AP Photo/Gurinder Osan)

A girl rides from Gurgaon to Delhi on the Delhi Metro Rail train in Gurgaon, India, Monday, June 21, 2010. The metro is the pride of the city of 14 million, where commuters were long forced to rely on rickshaws, motorcycles or smoke belching buses. (AP Photo/Gurinder Osan)

Children play on a mobile phone as they ride from Delhi to Gurgaon on the newly launched Delhi Metro Rail train in Gurgaon, India, Monday, June 21, 2010. The metro is the pride of the city of 14 million, where commuters were long forced to rely on rickshaws, motorcycles or smoke belching buses. (AP Photo/Gurinder Osan)

A child plays as he rides from Delhi to Gurgaon on the newly launched Delhi Metro Rail train in Gurgaon, India, Monday, June 21, 2010. The metro is the pride of the city of 14 million, where commuters were long forced to rely on rickshaws, motorcycles or smoke belching buses. (AP Photo/Gurinder Osan)

A newly launched Delhi Metro Rail train approaches the Sultanpur station in New Delhi, India, Monday, June 21, 2010. The metro is the pride of the city of 14 million, where commuters were long forced to rely on rickshaws, motorcycles or smoke belching buses. (AP Photo/Gurinder Osan)