Channel Four got hold of a file used by Donald Trump's team four years ago that contains close to 200 million US voters who were put into different categories in order to send them targeted ads on social media. AP Photo
Channel Four got hold of a file used by Donald Trump's team four years ago that contains close to 200 million US voters who were put into different categories in order to send them targeted ads on socShow more

Trump's 2016 team accused of deterring black Americans from voting