【明報專訊】HENRY TANG, who had not been in the public eye for some time, talked about the unauthorised building works (UBW) at his home and those at Chief Executive Leung Chun-ying's during a media interview. He said the Buildings Department's (BD's) enquiry at his home was so protracted that he had a suspicion that it had adopted a double standard. What he said has to do with whether the BD deals with all UBW cases indiscriminately and by the book.