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:2018-03-21, Stock:XEL, The news for the past five days is as follows:
2018-03-14: nan
2018-03-15: NEWS1: After Hours Most Active for Mar 15, 2018 :  RIO, TEVA, MPLX, HPE, EPD, ETE, QQQ, USMC, MU, ETFC, MSFT, XEL.NEWS2: After Hours Most Active for Mar 15, 2018 :  RIO, TEVA, MPLX, HPE, EPD, ETE, QQQ, USMC, MU, ETFC, MSFT, XEL.
2018-03-16: nan
2018-03-19: NEWS1: See what the IHS Markit Score report has to say about Xcel Energy Inc..
2018-03-20: nan

Answer: Rise