Saturday marks one week since Nancy Guthrie, mother of "Today" show host Savannah Guthrie, was last seen by her family. Andres Gutierrez has the latest on the investigation....

With the likely possibility of U.S. and Russia signing economic cooperation agreements in the near future, it is a worthwhile exercise to understand the history of the region of the Bering Strait....

'The list goes on and on. [They] are an embarrassment'...