Flash (2016) #55
Barry Allen's CSI team gets called to the scene of an arson at Iron Heights, and the victim happens to be a well-known Flash Rogue. Barry's new partner thinks it's an inside job, the warden sending a message to the inmates about who's in charge. But the real culprit turns out to be the latest 'Force' threat. Can the Flash and Commander Cold snuff this flaming mystery before it becomes an inferno?