Archbishop Chaput discusses the scandal caused by Speaker Nancy Pelosi (D-CA) on Meet The Press about the Church’s teaching on the beginning of life and also about Vice-Presidential candidate Sen. Biden’s (D-DE) similar views.
The 41 minute interview occurred on 17 September.
You should also seek out Archbp. Chaput’s book.
There is a much higher quality video available here, at a great site where you get lots of additional information and the ability to break up the interview in smaller "chapters" identified by theme. Good site! Go visit.