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:2018-12-10, Stock:WELL, The news for the past five days is as follows:
2018-11-30: nan
2018-12-03: NEWS1: Welltower to Host Investor Day.
2018-12-04: NEWS1: Welltower Announces Addition of National Health Care Executives to Board.NEWS2: Welltower Announces $1 Billion in New Off-Market Investments.NEWS3: Welltower Announces Strategic Investment by Qatar Investment Authority.
2018-12-06: nan
2018-12-07: nan

Answer: Decrease