Hilary Swank and Kevin Costner will narrate the upcoming film "On Native Soil: The Documentary of the 9/11 Commission Report." The actors will share voice-over duties for the feature-length film on the Sept. 11, 2001, terror attacks, directed by former NBC News producer Linda Ellman. "I was in lower Manhattan that horrible day" when the World Trade Center collapsed, Swank said in a statement Friday. "I was drawn to the project by the amazing stories of the 9/11 families and survivors featured in the film, and I am proud that by contributing my voice to the project, I can help...