NEW YORK :U.S. stocks advanced in opposition to their global counterparts on Wednesday, and crude extended its decline on worries that demand could soften. Megacap growth stocks faltered, limiting the tech-heavy Nasdaq's gains. Economically sensitive sectors helped propel the S&P 500 and the Dow to more substantial gains. "We're making up for the losses yesterday, yet investors are still cautious ahead of a slew of earnings, along with retail sales on Thursday morning," said Ryan Detrick, chief