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:2020-09-18, Stock:WELL, The news for the past five days is as follows:
2020-09-11: NEWS1: Welltower's (NYSE:WELL) Stock Price Has Reduced 30% In The Past Year.NEWS2: Welltower to Participate in Evercore ISI Real Estate Conference.
2020-09-14: nan
2020-09-15: NEWS1: Welltower to Participate in BofA Securities 2020 Global Real Estate Conference.
2020-09-16: nan
2020-09-17: nan

Answer: Decrease