 traditionally farmed pandas out as a sign of friendship or, in some cases, to build relations. Two giant pandas arrived last week in San Diego as Beijing and Washington try to stabilize rocky relations. John Rewich, NPR News, Shanghai. U.S. stocks trading higher this hour. The Nasdaq is up more than 100 points or more than half a percent. The S&P is up 8. Dow is up 44 points. You're listening to NPR News.