Prime minister Manmohan Singh, second from right, talks to his Singapore counterpart Lee Hsien Loong, second from left, at the Indian Presidential Palace in New Delhi, Wednesday, July 11, 2012. Lee is on a two day official visit to India. (AP photo)

Minister Manmohan Singh talks to Lee Hsien Loong at the Indian Presidential Palace in New Delhi. (AP photo)

Manmohan Singh and Singapore's Prime Minister Lee Hsien Loong pay respect to the national anthems of the two countries at the Indian Presidential Palace in New Delhi. (AP photo)

Manmohan Singh Lee Hsien Loong pay respect to the national anthems of the two countries at the Indian Presidential Palace in New Delhi. (AP photo)

Manmohan Singh walks with Lee Hsien Loong at the Indian Presidential Palace in New Delhi. (AP photo)

Lee Hsien Loong accompanied by his wife Ho Ching, left, arrives to offer floral tributes at the memorial of Mahatma Gandhi in New Delhi. (AP photo)

Lee Hsien Loong, accompanied by his wife Ho Ching walks to offer tributes at the memorial of Mahatma Gandhi in New Delhi. (AP photo)

Lee Hsien Loong accompanied by his wife Ho Ching offers floral tributes at the memorial of Mahatma Gandhi in New Delhi. (AP photo)

Lee Hsien Loong offers floral tributes at the memorial of Mahatma Gandhi in New Delhi. (AP photo)

Lee Hsien Loong prepares to leave after offering tributes at the memorial of Mahatma Gandhi in New Delhi (AP photo)

Lee Hsien Loong and his wife Ho Ching, are presented with a bust of Mahatma Gandhi after they paid tributes at the Gandhi memorial in New Delhi. (AP photo)