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:2018-01-23, Stock:PSA, The news for the past five days is as follows:
2018-01-16: NEWS1: Notable Tuesday Option Activity: PYPL, ALGN, PSA.NEWS2: Notable Tuesday Option Activity: PYPL, ALGN, PSA.NEWS3: See what the IHS Markit Score report has to say about Public Storage..
2018-01-17: NEWS1: Public Storage Announces Tax Treatment of 2017 Dividends.
2018-01-18: NEWS1: 52-Week Company Lows.NEWS2: See what the IHS Markit Score report has to say about Public Storage..
2018-01-19: NEWS1: VNQ, EQIX, PLD, PSA: ETF Outflow Alert.NEWS2: VNQ, EQIX, PLD, PSA: ETF Outflow Alert.
2018-01-22: NEWS1: Public Storage to Release Fourth Quarter 2017 Earnings Results and Host Quarterly Conference Call.NEWS2: See what the IHS Markit Score report has to say about Public Storage..

Answer: Rise