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:2019-10-28, Stock:UNH, The news for the past five days is as follows:
2019-10-21: NEWS1: A Move to Managed Care Will Strengthen UnitedHealth Stock.NEWS2: The Zacks Analyst Blog Highlights: Facebook, UnitedHealth, HSBC, PetroChina and Netflix.
2019-10-22: NEWS1: Procter & Gamble, United Technologies share gains contribute to Dow's 67-point jump.
2019-10-23: NEWS1: Health-Care Stocks Gain as Elizabeth Warren’s Victory Looks Less Assured.NEWS2: 15 Top-Quality Stocks.
2019-10-24: NEWS1: Warren’s Woes Lift This Healthcare ETF.
2019-10-25: NEWS1: Optum algorithm used by hospitals had racial bias, researchers say.NEWS2: Universal Health's (UHS) Earnings Lag in Q3, Decline Y/Y.

Answer: Rise