DC's new series, Alan Scott: Green Lantern, examines the history of Alan Scott, the Golden Age Green Lantern, in the current DC continuity, which shows the hero dealing with being a closeted gay man in the 1940s. However, the series takes place in two different time periods, showing Scott's pre-war time period, as well, and it is the narrative of that time period that ended with a shocking cliffhanger - Alan Scott committed to Arkham Asylum!
Source:https://www.cbr.com/green-lanterns-alan-scott-shocking-situation/