Reduction of poverty, liberation, freedom: all of these words have been used to define international development, but no definition is set in stone. Global development expert and TED Fellow Alanna Shaikh breaks it down for us: It is about providing aid, while understanding that the developing world actually subsidizes the developed world. In this talk she points a light at corruption in an effort towards a more just world.

The boss of the controversial data company Cambridge Analytica is under fire from MPs tonight. Alexander Nix is accused of making false statements when he gave evidence to parliament last month. Tonight we have new evidence, which appears to contradict Mr Nix's evidence to MPs about his company's use of the Facebook data. Andy Davies reports.