Midterm elections battle in Louisiana

With the US Mid-term elections exactly two weeks away, political candidates are in the final stretch of their campaigns.

All eyes are on key battleground states like Louisiana, where the outcome could decide whether the Republicans gain control of the Senate.

Democrat Mary Landrieu has been a senator for 18 years, but is facing a tough battle against Republican candidate Bill Cassidy.

The BBC's Katty Kay travelled to the Bayou state to find out why the race is so close.