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:2019-09-06, Stock:UNH, The news for the past five days is as follows:
2019-08-29: NEWS1: UnitedHealth Group (UNH) Outpaces Stock Market Gains: What You Should Know.NEWS2: UnitedHealth Group (UNH) Outpaces Stock Market Gains: What You Should Know.NEWS3: Here's Why Cigna (CI) is an Attractive Investment Option Now.NEWS4: Here's Why Cigna (CI) is an Attractive Investment Option Now.NEWS5: United Health Foundation and The Health Wagon Announce $1 Million Multiyear Partnership to Expand Access to Quality Care in Southwest Virginia.NEWS6: Here's Why Cigna (CI) is an Attractive Investment Option Now.NEWS7: Dow Jumps 1% Despite Yield Curve Worries.NEWS8: Dow Jumps 1% Despite Yield Curve Worries.NEWS9: Dow Jumps 1% Despite Yield Curve Worries.
2019-08-30: NEWS1: US Indexes Flat on Friday With Gains for the Aug. 30 Week.NEWS2: Dow Jones Today: It Could Have Been Worse.NEWS3: UnitedHealth Extends Gains, Leads Dow Jones; Nasdaq 100 Giant Vies For Breakout.NEWS4: Dow Movers: DIS, INTC.NEWS5: Dow Movers: DIS, INTC.NEWS6: Dow jumps 100 points on gains for shares of Intel, UnitedHealth.
2019-09-03: NEWS1: Bright Health hires former interim Best Buy CEO as president; co-founder Rolfing has left.NEWS2: Stock Market News For Sep 3, 2019.NEWS3: Stock Market News For Sep 3, 2019.NEWS4: Why UnitedHealth Group Incorporated (NYSE:UNH) Is An Attractive Investment To Consider.
2019-09-04: NEWS1: Stocks Rally Amid Upbeat Global Headlines.NEWS2: Stocks Rally Amid Upbeat Global Headlines.NEWS3: UnitedHealth Group (UNH) Stock Sinks As Market Gains: What You Should Know.NEWS4: Market Close Report: NASDAQ Composite index closes at 7,976.88 up 102.72 points.NEWS5: Market Close Report: NASDAQ Composite index closes at 7,976.88 up 102.72 points.NEWS6: Noteworthy ETF Outflows: XLV, MRK, UNH, PFE.NEWS7: Noteworthy ETF Outflows: XLV, MRK, UNH, PFE.NEWS8: Ultimate Stock-Pickers' Top 10 Buys and Sells.
2019-09-05: NEWS1: Top 6 Holdings of Jeremy Grantham's GMO.NEWS2: Ensign Group Acquires Nursing Facility to Expand in Idaho.NEWS3: Humana (HUM) Ties Up to Boost Medicare Advantage Network.

Answer: Decrease