In Europe we had some articles about this, but here the mainstream media suggested it could be the preparing against Russia or what is even more interesting preparing against Turkey!
After the fake coup attempt some weeks ago, Erdogan has full controll. They are expecting the mess in turkey will move to Germany, because the turkish imigrants is from both sides. I am sure Erdogan wants to clean the opposition there too.
I disagree. Neither Russia nor turkey would be interested in harming German civilians. The preparations are against ISIS