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:2018-03-28, Stock:RIO, The news for the past five days is as follows:
2018-03-21: NEWS1: Swiss probe Rio Tinto over possible bribes, ex-Mongolian minister expects to be cleared.NEWS2: Swiss attorney general says examining if Rio Tinto or subsidiaries paid bribes linked to Mongolian mining project.NEWS3: Is Teck Resources Ltd a Buy?.NEWS4: Is Teck Resources Ltd a Buy?.NEWS5: Is Teck Resources Ltd a Buy?.NEWS6: Randgold Resources Limited (GOLD) Ex-Dividend Date Scheduled for March 22, 2018.NEWS7: Randgold Resources Limited (GOLD) Ex-Dividend Date Scheduled for March 22, 2018.NEWS8: AngloGold Ashanti Limited (AU) Ex-Dividend Date Scheduled for March 22, 2018.NEWS9: AngloGold Ashanti Limited (AU) Ex-Dividend Date Scheduled for March 22, 2018.NEWS10: Indonesia's Inalum expects to line up Freeport sale bank financing soon.NEWS11: Mongolia minister says he expects to be cleared in mining deal graft probe.NEWS12: [$$] Glencore Doubles Down on Coal With $1.7 Billion Australian Investment.
2018-03-22: NEWS1: Rio Tinto to sell Queensland coal asset to Whitehaven for $200 mln.NEWS2: Wired News – Rio Tinto's Stake in Hail Creek Coal Mine and Valeria Coal Project Acquired by Glencore.
2018-03-23: NEWS1: [$$] Trade war fears take European stocks to new 2018 lows.NEWS2: Rio Tinto sees iron ore market to stay balanced through 2019 - exec.
2018-03-26: NEWS1: What Should Base Metal Companies Focus On?.
2018-03-27: NEWS1: Rio Tinto Sells Last Coal Assets.NEWS2: Rio Tinto Sells Last Coal Assets.NEWS3: How the Section 232 Tariffs Could Impact US Aluminum Producers.NEWS4: Did Alcoa and CENX Overreact to Section 232 Exemptions?.NEWS5: Is the Sell-Off in US Aluminum Producers Justified?.NEWS6: Industrial Metals Stock Outlook - March 2018.NEWS7: Rio Tinto to sell Kestrel mine for $2.25 billion.NEWS8: [$$] Rio Tinto Sells 80% Stake in Kestrel Mine for $2.25 Billion.NEWS9: Rio Exits Coal Business With $4 Billion of Deals in a Week.NEWS10: Yamana Gold Inc. (AUY) Ex-Dividend Date Scheduled for March 28, 2018.NEWS11: Yamana Gold Inc. (AUY) Ex-Dividend Date Scheduled for March 28, 2018.NEWS12: Kirkland Lake Gold Ltd. (KL) Ex-Dividend Date Scheduled for March 28, 2018.NEWS13: Kirkland Lake Gold Ltd. (KL) Ex-Dividend Date Scheduled for March 28, 2018.NEWS14: Osisko Gold Royalties Ltd (OR) Ex-Dividend Date Scheduled for March 28, 2018.NEWS15: Osisko Gold Royalties Ltd (OR) Ex-Dividend Date Scheduled for March 28, 2018.NEWS16: Pre-Market Most Active for Mar 27, 2018 :  QQQ, FB, GE, MU, TVIX, GERN, USLV, GSK, BAC, BABA, DB, RIO.NEWS17: Pre-Market Most Active for Mar 27, 2018 :  QQQ, FB, GE, MU, TVIX, GERN, USLV, GSK, BAC, BABA, DB, RIO.NEWS18: Rio Tinto Announces Sale Of Entire Interest In Kestrel Coal Mine, Australia.NEWS19: Rio Tinto Announces Sale Of Entire Interest In Kestrel Coal Mine, Australia.NEWS20: What Should We Expect From Rio Tinto Limited’s (ASX:RIO) Earnings In The Next Couple Of Years?.NEWS21: [$$] Rio Tinto completes coal exit with Kestrel mine sale.

Answer: Decrease