23:32World Business ReportFirst broadcast 2016/08/10 22:32 GMT: Facebook Takes Aim at Ad-BlockersBBC World Service Duration: 27 minutes Wed 10th Aug 2016, 23:32 on BBC World Service Americas and the CaribbeanAvailable for over a yearListen nowFacebook has declared war on popular software that stops you seeing adverts. Show more GenresFactualMoneyFormatsBulletinsBrandWorld Business Report Source: BBC Online