| | NEW YORK (Reuters) - The Dow and S&P 500 fell on Tuesday to snap a six-session winning streak as a sharp decline in Walmart weighed heavily, but gains in Amazon and chip stocks helped the Nasdaq hold near the unchanged mark. | | | (Reuters) - U.S. semiconductor company Qualcomm Inc on Tuesday unveiled a sweetened $44 billion agreement to acquire NXP Semiconductors NV , its most defiant move in its defense against a hostile $121 billion bid from Broadcom Ltd . | | | NEW YORK (Reuters) - Walmart Inc , the world's biggest retailer, on Tuesday posted a sharp drop in profit and online sales growth during the critical holiday period and forecast annual profit at the lower end of expectations. | | | (Reuters) - Guess Inc said on Tuesday its co-founder Paul Marciano will give up his day-to-day responsibilities at the company on an unpaid basis pending the completion of a probe into accusations of improper conduct. | | | WASHINGTON (Reuters) - A federal judge on Tuesday denied AT&T Inc's request to see White House communications that might shed light on whether U.S. President Donald Trump pressured the Department of Justice to try to block the wireless carrier's purchase of Time Warner Inc . | | | FAIRFAX, Va. (Reuters) - A Virginia state court judge on Tuesday rejected a request by the U.S. unit of Volkswagen AG to delay several of the company's trials over excess emissions because of "inflammatory" comments made by a lawyer representing car owners that it fears will prejudice the jury. | | | NEW YORK (Reuters) - Some of the U.S. government's short-term borrowing costs rose to their highest in more than nine years on Tuesday as it raised $179 billion in the Treasury securities market to fund spending and make debt payments. | | | (Reuters) - U.S. grocer Albertsons Cos Inc said it would buy drug store chain Rite Aid Corp to create a company with $83 billion in annual revenue, giving it more clout to compete with bigger chains in an industry fearing the entry of Amazon.Com . | | | BERLIN (Reuters) - Audi Chief Executive Rupert Stadler has rejected suggestions he is about to be ousted and believes he has the support of parent company Volkswagen , a German newspaper reported on Tuesday. | | | (Reuters) - Xerox Corp shareholders Carl Icahn and Darwin Deason said on Tuesday the U.S. company should seek to sell itself to one of its rivals or a private equity firm. | | | * MORNINGSTAR, INC. REPORTS FOURTH-QUARTER, FULL-YEAR 2017 FINANCIAL RESULTS | | | | |