US STOCKS-Wall St ends slightly lower on energy, earnings

Energy shares dragged Wall Street slightly lower on Monday, tracking a decline in oil prices, while earnings and guidance from companies including Perrigo and Xerox (Swiss: XRX.SW - news) also weighed on U.S (Other OTC: UBGXF - news) . With (Other OTC: WWTH - news) the S&P 500 up in eight of the past 10 weeks and nearing the record high set almost a year ago, traders are struggling to find reasons to push it even higher as underwhelming earnings and the specter of higher interest rates hover