A picture tweeted by the prime minister’s office (PMO) of the media scrum accompanying Manmohan Singh, as he answers questions in mid-air on his way back home after a five-day visit to the United States. Among those identifiable, Raj Chengappa, editor-in-chief of The Tribune, Chandigarh (in suit, ahead of mikes); Jayanta Ghosal of Ananda Bazaar…