Trump calls Fed 'only problem' in U.S. economy; markets slump

WASHINGTON (Reuters) - President Donald Trump blasted the Federal Reserve on Monday, describing it as the "only problem" for the U.S. economy, as top officials convened to discuss the growing rout in stock markets caused in part by the president's attacks on the central bank.Stocks fell again on Monday amid concern about slowing economic growth, the government shutdown and reports that Trump had discussed firing Federal Reserve Chairman Jerome Powell, whom he has repeatedly criticized for..