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:2018-03-02, Stock:PSA, The news for the past five days is as follows:
2018-02-23: nan
2018-02-26: NEWS1: Public Storage Announces Finalists of its Be Our Valentine Video Contest.NEWS2: 3 Top Stocks on Sale This Quarter.
2018-02-27: NEWS1: Top Research Reports for Dominion, Enbridge & Public Storage.NEWS2: Top Research Reports for Dominion, Enbridge & Public Storage.NEWS3: Public Storage to Participate in Citi 2018 Global Property CEO Conference.NEWS4: Top Research Reports for Dominion, Enbridge & Public Storage.
2018-02-28: NEWS1: IYR, AMT, CCI, PSA: ETF Outflow Alert.NEWS2: IYR, AMT, CCI, PSA: ETF Outflow Alert.NEWS3: Here's Why You Should Hold Public Storage (PSA) Stock Now.NEWS4: Here's Why You Should Hold Public Storage (PSA) Stock Now.NEWS5: The Zacks Analyst Blog Highlights: Dominion, Enbridge, Public Storage, Hewlett Packard and Hilton.NEWS6: Here&apos;s Why You Should Hold Public Storage (PSA) Stock Now.NEWS7: 3 Top Quality Stocks for 2017.
2018-03-01: NEWS1: Forget Rising Rates. 5 Great REITs To Buy Today.NEWS2: Forget Rising Rates. 5 Great REITs To Buy Today.

Answer: Decrease