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:2018-10-10, Stock:PSA, The news for the past five days is as follows:
2018-10-03: NEWS1: RSI Alert: Public Storage Now Oversold.NEWS2: RSI Alert: Public Storage Now Oversold.NEWS3: Public Storage's Preferred Shares, Series G Crosses Above 5.5% Yield Territory.NEWS4: Public Storage's Preferred Shares, Series G Crosses Above 5.5% Yield Territory.
2018-10-04: nan
2018-10-05: nan
2018-10-08: NEWS1: Notable ETF Outflow Detected - XLRE, PLD, EQIX, PSA.NEWS2: Notable ETF Outflow Detected - XLRE, PLD, EQIX, PSA.
2018-10-09: nan

Answer: Decrease