At least four people were reportedly stabbed in a knifing attack in the German city of Frankfort Saturday evening, according to local German media. Motive for the incident remains unclear. Footage posted to social media shows the aftermath of the attack, with visible bloodstains splattered on the ground as local police survey the scene for clues. German media reporting that the perpetrator in the incident is still at large. Four people injured after #attack with a knife in #Frankfurt #City. #Hauptwache #Police pic.twitter.com/5PmgQcDs31 — H D (@hussedogru) October 29, 2016