Europe's Afghan Crime Wave Is Mind-Boggling. 

There was one development that had not been expected: the large and growing incidence of sexual assaults committed by refugees against local women.

• These were not of the cultural-misunderstanding-date-rape sort, but were vicious, no-preamble attacks on random girls and women, often committed by gangs or packs of young men.
•  a weird and puzzling footnote emerged.
• Most of the assaults were being committed by refugees of one particular nationality: by Afghans.

Source: Flashback: I’ve Worked with Refugees for Decades. Europe’s Afghan Crime Wave Is Mind-Boggling. | From the Trenches World Report