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:2020-08-21, Stock:AEP, The news for the past five days is as follows:
2020-08-14: nan
2020-08-17: nan
2020-08-18: NEWS1: AEP Renewables Purchases Invenergy Share Of Desert Sky And Trent Mesa.
2020-08-19: NEWS1: ROSEN, TRUSTED INVESTOR COUNSEL, Continues its Investigation of Securities Claims Against American Electric Power Company, Inc. - AEP.NEWS2: ETR vs. AEP: Which Stock Should Value Investors Buy Now?.
2020-08-20: NEWS1: SHAREHOLDER ACTION ALERT: The Schall Law Firm Announces the Filing of a Class Action Lawsuit Against American Electric Power Company, Inc. and Encourages Investors with Losses in Excess of $100,000 to Contact the Firm.NEWS2: EQUITY ALERT: Rosen Law Firm Files Securities Class Action Lawsuit Against American Electric Power Company, Inc. – AEP.

Answer: Decrease