Based on the news about the stock in the past five trading days, please predict the rise or fall of the stock in the next trading day. If the stock is predicted to rise in the next trading day, please output [Rise], if the stock is predicted to fall in the next trading day, please output [Decrease].

Date:2020-12-16, Stock:SO, The news for the past five days is as follows:
2020-12-09: NEWS1: Georgia Power receives first nuclear fuel shipment for Vogtle Unit 3.NEWS2: Georgia Power presents 5th Annual A Citizen Wherever We Serve Community Impact Award.NEWS3: Mackinaw Power, LLC -- Moody's announces completion of a periodic review of ratings of Mackinaw Power, LLC.
2020-12-10: NEWS1: Southern Co receives first nuclear shipment for new reactor at Georgia plant.
2020-12-11: NEWS1: Vogtle Unit 4 shield building roof set.NEWS2: Southern Company's (SO) Vogtle Unit 3 Reaches Milestone.
2020-12-14: NEWS1: Georgia Power completes Condenser Vacuum Testing on Vogtle Unit 3.NEWS2: With A Return On Equity Of 9.6%, Has The Southern Company's (NYSE:SO) Management Done Well?.
2020-12-15: nan

Answer: Decrease