He also was involved in such notable projects as a new master plan for the National Mall in Washington, D.C. and an expansion of Dulles International Airport in Virginia.

David Childs, lead architect of the skyscraper that rose from the site where the Twin Towers collapsed in New York City during the 9/11 attacks, has died.

including a new master plan for the National Mall in Washington, D.C., an expansion of Dulles International Airport in Virginia and the 7 World Trade Center building in Manhattan, according to his ...

including a new master plan for the National Mall in Washington, D.C., an expansion of Dulles International Airport in Virginia and the 7 World Trade Center building in Manhattan, according to his ...