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:2019-09-19, Stock:SBAC, The news for the past five days is as follows:
2019-09-12: nan
2019-09-13: NEWS1: SBA Tower Trust -- Moody's assigns definitive rating to SBA Communications wireless tower-backed securities.
2019-09-16: NEWS1: Will 5G Deployment Create Room for Investment in Tower REITs?.
2019-09-17: nan
2019-09-18: nan

Answer: Decrease