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:2020-06-15, Stock:VALE, The news for the past five days is as follows:
2020-06-08: NEWS1: Iron Ore Prices Surge as Vale Ordered to Shut Itabira Mines.NEWS2: Vale SA Forced To Shutter Itabira Mines; Analyst Sees The Bright Side.NEWS3: Iron Ore Blasts Past $100 After Pandemic Forces Brazil Mine Halt.NEWS4: Hedge Funds Nibbling On Vale SA (VALE).
2020-06-09: nan
2020-06-10: NEWS1: Brazil prosecutors expand probe into Vale's efforts to shield workers from COVID-19.
2020-06-11: NEWS1: July 31st Options Now Available For Vale .NEWS2: Vale Announces Level 1 Alert for 3 Inactive Tailings Dams.
2020-06-12: NEWS1: Brazil manufacturers seek to skirt shutdowns as coronavirus surges.

Answer: Decrease