German police are investigating a Syrian refugee YouTuber on suspicion of glorifying violence after he released a video showing him and others “shooting” a man dressed as a police officer. YouTuber Fayez Kanfash is well-known for releasing provocative videos, including one in which he led a man wearing a mask depicting French President Emmanuel Macron on a leash in Berlin. In the video now under investigation, the 26-year-old Syrian, along with several Arab co-stars, overwhelm men dressed as police officers and “shoot” the fake policeman with replica shotguns, tabloid Bild reports. The video, which lasts just over eight minutes, also...