"The real sense that has come out from Headley’s interrogation is that the ISI has had a much more significant role to play (than was earlier thought)," Pillai said.
"It was not just a peripheral role. They (the ISI) were literally controlling and coordinating it from the beginning till the end," he said. Headley, the US-born son of a former Pakistani diplomat and an American woman, was arrested in Chicago last year and has pleaded guilty to scouting the hotels and other sites in Mumbai that were targetted by the militants.
Pakistan has put the alleged masterminds of the bloody attacks, in which 166 people died, on trial but has always strenuously denied that its intelligence services were involved.
The foreign ministers of Pakistan and Indi