Supporters of HoGeSa protest in Cologne
Supporters of HoGeSa (hooligans against Salafists) take part in a demonstration march with anti-immigration right-wing movement PEGIDA (Patriotic Europeans Against the Islamisation of the West) in reaction to mass assaults on women on New Year's Eve, in Cologne, Germany, January 9, 2016. REUTERS/Ina Fassbender