Opening of a new security post at Berlin ' s Gesundbrunnen train stationGuards standing in formation and posing for pictures during the opening of a new guard station at the S + U - Bahnhof Gesundbrunnen in Berlin , 22 January 2018 . The opening is part of the introduction of a new security concept for the S - Bahn ( Suburban metro system ) in Berlin , aiming to increase security for passengers . EPA / TILL RIMMELE ▶ 기사 제보 및 문의 ▶ 기자 와 1 : 1 채팅    ▶ 평창동 계 올림픽 영상 공모전