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:2019-03-22, Stock:PLD, The news for the past five days is as follows:
2019-03-15: NEWS1: Liberty's Latest Buyouts to Aid Industrial Portfolio's Growth.NEWS2: Liberty's Latest Buyouts to Aid Industrial Portfolio's Growth.NEWS3: Liberty's Latest Buyouts to Aid Industrial Portfolio's Growth.
2019-03-18: nan
2019-03-19: NEWS1: Prologis to Announce First Quarter 2019 Results April 16.NEWS2: Duke Realty (DRE) Develops Build-to-Suit Facility in Savannah.NEWS3: Stirling Development and Prologis Partner to Complete Build-Out of Southern California Logistics Airport.
2019-03-20: nan
2019-03-21: NEWS1: Notable ETF Inflow Detected - RWR, SPG, PLD, PSA.NEWS2: Notable ETF Inflow Detected - RWR, SPG, PLD, PSA.

Answer: Decrease