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, the lead architect of the One World Trade Center skyscraper that rose from the site where the Twin Towers ... hand behind the top of the design for the Freedom Tower to be built ...

David Childs, Architect of One World Trade Center That Rose on Twin Towers Site After 9/11, Dies David Childs, the lead architect of the One World Trade Center skyscraper that rose from the site ...

David Childs, the lead architect of the One World Trade Center skyscraper that rose from the site where the Twin Towers collapsed in New York City during the 9/11 attacks, has died. He was 83.