Analysis: Why no one wants India's national airline

India is having a tough time landing a buyer for its national airline.<br/>The government put Air India on the auction block last year, and is offering bidders the chance to buy 76%. It wants to scale back taxpayer support for an airline that has lost money for years. Despite those losses, and growing competition from budget carriers such as SpiceJet and IndiGo, Air India offers a way into a fast-growing aviation market that is projected to be the world's third biggest by 2026. The carrier is still a major player in a country where nearly 300 million people took to the skies last year. Yet, there have been few expressions of interest, and the government has had to extend its deadline for bids to May 31. Story has details about why it's proving so difficult to sell.<br/>