The detention hearing of terror suspect David Coleman Headley, arrested by the FBI for plotting attacks in India at the behest of Lashkar-e-Taiba, scheduled for Friday at a court in Chicago has been indefinitely deferred. US Attorney’s Office, Northern District of Illinois, announced that no new date has been fixed for the hearing. <br/><br/>Headley's hearing was scheduled before US Magistrate Judge Arlander Keys. His lawyer John Theis was not available immediately for comment.<br/><br/>The Attorney's office further said the detention hearing for Tahawwur Hussain Rana, also in custody on similar terror charges, would proceed as per schedule tomorrow.<br/><br/>Rana and Headley, arrested by the FBI in October on charges they were plotting terror attacks in Denmark and<br/><br/>India, are also under investigation for possible links to the 26/11 terror strikes in Mumbai last year that killed 166 people.<br/><br/>