WASHINGTON (AP) — The U.S. economy grew at a 2.6% annual rate from July through September, snapping two straight quarters of contraction and overcoming high inflation and interest rates just as voting begins in midterm elections in which the economy's health has emerged as a paramount issue. Thursday’s better-than-expected estimate from the Commerce Department showed that the nation’s gross domestic product — the broadest gauge of economic output — grew in the third quarter after having shrunk i