Whats the deal? A timeline of the AgustaWestland case

An amount of Rs 250 crore was paid to middlemen and Indian officials in 2006 and 2007 to purchase AgustaWestland helicopters for high-level politicians. Michel was allegedly hired by AgustaWestland to influence people -- including politicians, officials and even journalists.

Bringing Christian Michel back to India has been a political game-changer. But what was the deal about?