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:2020-01-03, Stock:UNH, The news for the past five days is as follows:
2019-12-26: nan
2019-12-27: NEWS1: Cigna Lags Industry in '19: Can Efforts Aid Recovery in 2020?.
2019-12-30: NEWS1: Should First Trust Capital Strength ETF (FTCS) Be on Your Investing Radar?.NEWS2: 3 Dow Jones Stocks Worth a Second Look.
2019-12-31: NEWS1: 7 Excellent Value Stocks to Buy for 2020.NEWS2: Will UnitedHealth Exhibit Strong Share Price Gains in 2020?.NEWS3: Dow's nearly 75-point drop led by losses for shares of Boeing, UnitedHealth.
2020-01-02: nan

Answer: Decrease