A team of Indian investigators has arrived in the US to question for the first time Lashkar-e-Taiba, LeT, operative David Headley charged with helping terrorists to carry out the 2008 Mumbai attacks. However, US authorities in Chicago are tight-lipped about when and for how long the access will be granted to the Pakistani-American. The US Attorney's office spokesperson Randall Samborn said in Chicago that he does not have any comment on Headley's interrogation. He added if and when the US government has anything to say on the issue, it will be announced.<br/>An FBI Chicago spokesperson also said that due to security reasons, no information will be released at this<br/>point regarding when and how the Indian team would be given access to Headley.<br/>Headley is currently being held at the federal lock up 'Metropolitan Correctional Centre'.<br/>