THE chicks have finally come home to roost. On the evening of May 12, 1997, a special courier of the CBI left with three sealed packets. Identical packets addressed to three people: the cabinet secretary, home secretary and the personnel secretary The content--a status report on the Bofors payoffs--was explosive. After over a decade of political and legal giant-wheeling, it was answering one basic question: Rajiv Gandhi, it states, was aware of the 'commissions' to several Indians and foreigners and was responsible for covering up the tracks.