text:  Slower than expected economic growth in China for the just-completed quarter. China says the economy expanded at a 4.7 percent annual rate. That's down sharply from the first quarter's 5.3 percent annual pace of growth. The update on the Chinese economy comes as the leaders of the ruling Communist Party gather for a once-in-a-decade conclave to set future economic policy. I'm Jack Spear, NPR News in Washington.