The Delta Air Lines weekly update call/podcast for its pilots has a brief summary of the initial stages of the single SOC plans. The podcast is available here:
http://dalpilot.com/podcast/
(scroll down to bottom, and click the "play" button on the one from Dec. 18, "CAP091218...") The whole thing is about 7 minutes but the single SOC details are just the first 3 minutes.