A German Police Special Forces officer got suspended because he had a Navy sticker on his helmet. Why is this so dangerous so that he got suspended?
https://www.bild.de/bild-plus/regional/duesseldorf/duesseldorf-aktuell/wegen-navy-spruch-auf-helm-sek-mann-nach-einsatz-suspendiert-57377866,view=conversionToLogin.bild.html