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:2020-02-13, Stock:UNH, The news for the past five days is as follows:
2020-02-06: NEWS1: Cigna (CI) Q4 Earnings and Revenues Beat Estimates, Rise Y/Y.NEWS2: US Indexes Close Higher With Impeachment Acquittal.
2020-02-07: NEWS1: Generac Holdings Set to Join S&P MidCap 400; Alexander & Baldwin and America's Car-Mart to Join S&P SmallCap 600.NEWS2: Why Trump and UNH Stock Have Four More Years.
2020-02-10: NEWS1: Catalyst Health Network and UnitedHealthcare’s Accountable Care Relationship Improving Patient Care in North Texas.
2020-02-11: NEWS1: Dow Jones Today: China-Sensitive Names Lead the Way.NEWS2: Trump Budget 2021 Likely to Impact These Sector ETFs.NEWS3: Dow 30,000! How It Happens In 12 Months (Or Less).
2020-02-12: NEWS1: US Indexes Continue Rally Wednesday.NEWS2: Dow Jones Today: Easing Coronavirus Concerns Propel Stocks Higher.NEWS3: Dow's 289-point jump led by gains for shares of UnitedHealth, Nike.NEWS4: Democrats’ primary battle shifts to Nevada, South Carolina as Biden maps a comeback.NEWS5: US STOCKS-Wall St hits fresh highs as new coronavirus cases drop.NEWS6: Dow Jones Surges 200 Points To Record High As Coronavirus Cases Slow.NEWS7: Why Jim Cramer Is Watching Carnival and UnitedHealth Group.NEWS8: What To Know Before Buying UnitedHealth Group Incorporated (NYSE:UNH) For Its Dividend.NEWS9: UnitedHealth and Other Health Insurers Are Winners in New Hampshire Primary.NEWS10: US STOCKS-S&P 500, Dow clinch fresh highs as new coronavirus cases drop.NEWS11: CVS Health Shares Gain on Strong 4th Quarter.NEWS12: Dow Jones Romps 200 Points To Record High As Coronavirus Fears Ease.NEWS13: UnitedHealth surges toward record as Bernie Sanders's New Hampshire win is seen as bolstering Trump's re-election chances.NEWS14: IBD Live: Buy Signal Alert On UnitedHealth Stock.NEWS15: Dow Jones Hits Record Highs On Coronavirus Update; Big Earnings Movers Include CyberArk, Lyft, Shopify.NEWS16: UnitedHealth, Dow Inc. share gains contribute to Dow's 212-point jump.NEWS17: UnitedHealth Stock Rises 4%.

Answer: Decrease