With which organization did this American terrorist conspire who befriended Rahul Bhatt resulting the latter gaining notoriety?
Rahul Bhatt:  The son of famous film director Mahesh Bhatt and Kiran Bhatt, Rahul gained unwitting notoriety in 2009 following revelations that David Headley, an accused in the 2008 Mumbai attacks, had befriended him. David Headley: David Coleman Headley (born Daood Sayed Gilani; 30 June 1960) is an American terrorist of Pakistani origin, and a spy who conspired with the Lashkar-e-Taiba (LeT) in plotting the 2008 Mumbai attacks.
Lashkar-e-Taiba