D.C.'s National Building Museum hosts 9/11 discussion

WASHINGTON (AP) - Washington's National Building Museum is hosting a discussion on 9/11 memorials in New York, Washington and Pennsylvania.

The program on Tuesday evening includes the director of the National September 11 Memorial & Museum in New York, the president of the Pentagon Memorial Fund and the site manager of the Flight 93 National Memorial in Pennsylvania. Brent Glass, the director of the National Museum of American History, will lead the discussion.

Admission to the program is free, but registration is required.