ArmA III, a video game that in the right circumstances can look pretty realistic, has a long history of turning up on news broadcasts and being either confused with or intentionally used in place of actual camera footage of real-world events. That trend is continuing in the current crisis in Ukraine. As Bloomberg reports, some of the most-viewed videos on Facebook’s gaming channel today were a number of clips purporting to be of military action taking place in Ukraine, “watched by more than 110,000 people and shared more than 25,000 times,” before they were taken down by Facebook. The same...