The United States and Mexico are expected to sign a water sharing agreement regarding the Colorado River. The agreement took seven years to negotiate. But in many cases trans-boundary waterways lead to disputes, more precisely 1831 disputes between 1950 and 2000.

Ron Barber has earned national name recognition since taking over for Gabby Giffords' congressional seat earlier this year. But the Democrat has not had an easy time keeping his seat in the heavily Republican state.

The British-based oil corporation, British Petroleum, plead guilty to criminal charges and agreed to pay $4.5 billion in settlements Thursday.

The economies of the Eurozone countries shrunk by 0.1% between July and September, after having already shrunk by 0.2% in the previous quarter. For the second time since 2009, the Eurozone is in recession.