Washington (AFP) – US retail sales shot up in June amid the ongoing surge in prices, according to new data Friday that spelled more bad news for the Federal Reserve as it struggles to rein in rampant inflation. The data showed that after pausing in May, American consumers last month were still eating out and buying furniture and cars, even amid the fastest inflation in more than four decades. That poses a challenge for the US central bank, which has been hoping to see more decisive signs that its aggressive interest rate hikes were starting to take the economy off the boil and tamp down high …