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:2018-06-21, Stock:NGG, The news for the past five days is as follows:
2018-06-14: NEWS1: How The Pieces Add Up: EMLP Targets $25.NEWS2: How The Pieces Add Up: EMLP Targets $25.NEWS3: Report: Developing Opportunities within Equinix, Sonus Networks, Celgene, National Grid, Atlas Air Worldwide, and Copa Holdings, S.A. — Future Expectations, Projections Moving into 2018.
2018-06-15: NEWS1: National Grid Releases Northeast 80x50 Pathway.
2018-06-18: nan
2018-06-19: nan
2018-06-20: nan

Answer: Decrease