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:2021-06-17, Stock:NGG, The news for the past five days is as follows:
2021-06-10: NEWS1: National Grid Renewables' Operating 40 MW Michigan Solar Portfolio Constructed by Michigan Workers, Will Provide Millions in Economic Benefit.NEWS2: UPDATE 1-UK competition watchdog probing National Grid's $11 bln WPD deal.
2021-06-11: nan
2021-06-14: nan
2021-06-15: nan
2021-06-16: nan

Answer: Decrease