In Magdeburg, strangers stole jackets and cell phones from several young people.
They used electric shock devices and knives on Friday evening, as the police in Magdeburg announced.
First, a 17-year-old was threatened near the Hasselbachplatz S-Bahn station and had to surrender his jacket and cell phone.
The two perpetrators then fled.
Magdeburg - A little later, two 15 and 16-year-old young people were victims of a similar incident elsewhere in the city; their jackets and cell phones were taken from them.
In both cases there were similar descriptions of the perpetrators.
A 16-year-old also reported to the police.
He was reportedly stopped by four men, verbally threatened and forced to surrender his jacket and headphones.
The criminal police are investigating and asking for evidence.
dpa