Technology firms, retailers lead stocks higher

Stocks closed broadly higher Monday on Wall Street, sending the S&P 500 and Nasdaq indexes to all-time highs. Technology stocks accounted for much of the rally, which added to the market's gains from last week. Retailers, restaurant chains and other companies that rely on consumer spending also notched solid gains. Traders also shifted money into U.S. government bonds, sending yields lower, and they bid up...