I notice that in accounts I personally follow, people are using the hashtag #rapefugees
to talk about the Cologne (and Hamburg and Stuttgart, etc.) attacks on women by Muslim refugees.
However, I also notice people saying that Twitter is censoring it, so if you're on Twitter, do your part:
Can't load tweet https://twitter.com/ChateauEmissary/status/685145296934973441: Sorry, you are not authorized to see this status.
Can't load tweet https://twitter.com/juchetony/status/685183389188624384: Sorry, that page does not exist
Can't load tweet https://twitter.com/Ricky_Vaughn99/status/685142566950596613: Sorry, you are not authorized to see this status.