The Union Home Minister P Chidambaram has said that the team of intelligence officials which went to the US in connection with probe into LeT operative David Coleman Headley's terror designs, has come back with good information. Talking to media persons in New Delhi today, the minister, however, refused to give details as the investigation was on.<br/>AIR correspondent reports that Headley, 49-year-old Pakistan-born US citizen, was arrested in Chicago last month by the FBI. The US investigating agency said he was part of an LeT plan to carry out terror attacks in India.<br/>Officials of IB and RAW went to the US last week and met<br/>FBI counterparts to get details of the plot and Headley's contacts in India on the basis of his interrogation.<br/>After the return of the Indian team, investigators in the country have begun unraveling details of Headley's visits and identifying people whom he had met in Mumbai, Delhi and other places. <br/>