Trump and Netanyahu meet at the White House

1340.084 - 1365.499 Jackie Leonard

And apart from climate change, there's another cause for anxiety. Xylella fastidiosa is a deadly and hard to detect bacterium that's killed millions of olive trees in southern Italy. In the Spanish city of Cordoba, Dr Blanca Landa leads an international project at the Institute of Sustainable Agriculture dedicated to stopping the spread of the microbe. Linda Presley met her at her laboratory.