Two additional victims of the Sept. 11, 2001 terrorist attack on the World Trade Center have been identified, just days before the 20th anniversary, New York City’s chief medical examiner announced on Tuesday. In a press release, Chief Medical Examiner Barbara Sampson said that Dorothy Morgan of Hempstead, New York, is the 1,646th person, and an unnamed man is the 1,647th person to be identified through ongoing DNA analysis since 2001. The man’s identity has been withheld at the request of his family, the release states. According to The New York Times, Morgan was working as an insurance broker in the World Trade Center at the time of the collapse. Nearly 3,000 people were killed when two airliners destroyed the building. Sampson’s office has been since 2001 conducting DNA testing to identify those killed in the attack on the World Trade Center. The two last identifications are the first since …