NEW: Democratic Sen. Feinstein says Congress should have been told
President Obama defends the swap of terror suspects for Sgt. Bergdahl
White House: protecting U.S. citizens and soldiers is a special circumstance
GOP critics say Obama violated a law requiring 30 days' notice for Congress
Listening to the White House, it sounds like an adventure movie – the secret swapping of detained terror suspects for an ailing American soldier captured in Afghanistan.