Bilawal Bhutto Zardari, who is accompanying his father President Asif Ali Zardari on his trip to India today, has reportedly invited Rahul Gandhi to visit Pakistan. The two were seated next to each other at a lunch hosted at the Prime Minister's residence in Delhi. Mr Gandhi is said to have accepted the invite. Bilawal, a 23-year-old graduate from Oxford University, is accompanying his father on a visit to the Ajmer Dargah near Jaipur.