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:2019-10-15, Stock:UNH, The news for the past five days is as follows:
2019-10-08: NEWS1: UnitedHealth Group (UNH): Were Hedge Funds Right About This Stock?.NEWS2: UnitedHealth Group (UNH) Earnings Expected to Grow: What to Know Ahead of Next Week's Release.NEWS3: Artificial Intelligence Adoption and Investments Growing Rapidly Among Health Industry Leaders.NEWS4: UnitedHealth Expands Medicare Offerings in New Counties.
2019-10-09: nan
2019-10-10: NEWS1: Dow Jones Today: A Small U.S.-China Trade Deal Is Better Than Nothing.NEWS2: Why UnitedHealth Is Up on a Downgrade.NEWS3: UnitedHealth downgraded, stock price target cut to Street low at Jefferies.NEWS4: Dow Jones Jumps On President Trump Comments On U.S.-China Trade Talks; Apple Upgraded.NEWS5: UnitedHealth Stock Is Falling After a Downgrade. Anthem Is Better-Positioned, Analyst Says.NEWS6: New UnitedHealthcare App Now Gives Millions of Plan Participants On-Demand Access to Virtual Visits.NEWS7: UnitedHealth Downgraded at Jefferies; Peer Price Targets Cut.
2019-10-11: NEWS1: Major insurer could drop one of Houston's largest health care systems from network.NEWS2: What's in the Cards for UnitedHealth (UNH) Earnings in Q3?.NEWS3: Will Q3 Earnings Drive Dow ETF Higher?.NEWS4: Don’t Expect Much Out Of This Healthcare ETF.
2019-10-14: NEWS1: Dow Jones Futures: Tesla Reclaims Key Support; These 4 Dow Stocks Report Early Tuesday.NEWS2: J&J is swamped by opioid fears and lawsuits, but Wall Street isn't worried.NEWS3: Bank earnings — What to know in markets Tuesday.NEWS4: Blue Chip Bubbles Up to Bearish Trendline Before Quarterly Report.NEWS5: What to know before you pitch your startup to UnitedHealth or Mayo.NEWS6: UnitedHealth Group Is Looking Stronger as Support Has Held.NEWS7: Major Banks To Flood Wall Street with Earnings Data.NEWS8: Bank Holiday Ahead of Q3 Earnings, Trade Negotiations.NEWS9: Will UnitedHealth's (UNH) Benefits Business Aid Q3 Earnings?.NEWS10: These 4 Measures Indicate That UnitedHealth Group (NYSE:UNH) Is Using Debt Reasonably Well.

Answer: Rise