A United States Federal Court in Chicago on Friday indicted Pakistani-born Canadian citizen Tahawwur Hussein Rana and American David Coleman Headley on charges of preparing the groundwork and providing material support for the Laskhar-e- Toiba to carry out the Mumbai terror attacks.In its 12-count superseding indictment against Headley and Rana, the jury gave extensive details on the planning of the Mumbai attack by the LeT. The indictment also elaborates on how the Let leaders guided the terrorists during the four-day siege that began on November 26, 2008 claiming the lives of 166 people, including six Americans.David Headley was arrested in October by the FBI and charge-sheeted on 7th December, while Rana remained in federal custody in Chicago since he was arrested on October 18th for planning a terror attack on a Denmark newspaper which had published cartoons of Prophet Mohammad.Friday's indictment contains identical charges slapped against Headley on December 7th and adds Rana as a defendant in three of the counts charging him with providing material support for terror plots in India and Denmark and for supporting Pakistan-based terror outfit Lashkar-e-Taiba.A US Department of Justice statement said among others indicted were Ilyas Kashmiri, an influential terrorist organisation leader in Pakistan. Ilyas Kashmiri was said to be in regular contact with the Al Qaeda leaders, and Abdur Rehman Hashim Syed alias Abdur Rehman, a retired major in the Pakistani military. Both of them were charged in two conspiracy counts relating to the Denmark terrorism plot.