Wall Street stocks ended sharply lower on Friday for the second straight session, as investors fretted about deepening tensions between Russia and Ukraine. Nine of the 11 major S&P 500 sector indexes declined, led by technology, down 3.0 percent, and consumer discretionary, down 2.8 percent. The energy sector index surged 2.8 percent as oil prices hit seven-year highs. With investors already fretting about inflation and rising interest rates, selling on Wall Street accelerated after Washington warned that Russia had massed enough troops near Ukraine to launch a major invasion, and that an attack could begin any day. “We just have to see how this plays out over the weekend and whether or not international leadership can bring this under wraps,” said Thomas Hayes, managing member at Great Hill Capital LLC in New York. “If not, then the knock-on effects could be material, and that’s what the markets is worried about.” …