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:2018-07-09, Stock:XEL, The news for the past five days is as follows:
2018-06-29: NEWS1: Massive Xcel wind farm is altering Colorado rural economy — even before its 300 turbines start spinning (Photos).
2018-07-02: nan
2018-07-03: NEWS1: Xcel Energy (XEL) Shares Cross Above 200 DMA.NEWS2: Xcel Energy (XEL) Shares Cross Above 200 DMA.
2018-07-05: NEWS1: Xcel Energy buys Hale Wind Project in Texas Panhandle.
2018-07-06: NEWS1: Xcel Energy Buys Wind Project From NextEra, Expands in Texas.

Answer: Decrease