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:2019-09-13, Stock:SBAC, The news for the past five days is as follows:
2019-09-06: NEWS1: Sba Communications Corp (SBAC) Executive Vice President & CFO Brendan Thomas Cavanagh Sold ....
2019-09-09: nan
2019-09-10: NEWS1: Weekly CFO Sells Highlight.NEWS2: Tuesday Sector Laggards: Utilities, Technology & Communications.NEWS3: Tuesday Sector Laggards: Utilities, Technology & Communications.NEWS4: Wall Street Posts Losses on Tuesday.
2019-09-11: nan
2019-09-12: nan

Answer: Decrease