https://www.reuters.com/article/us-eu-election-disinformation/who-burned-notre-dame-brussels-goes-after-fake-news-as-eu-election-nears-idUSKCN1SM0LQ >The European Union has launched a coordinated fight against fake news ahead of this month's European Parliament elections, but officials acknowledge there are limits to what can be achieved against a danger barely recognized a few years ago.