FedEx founder and executive chairman Fred Smith is adding his name to the list of business leaders sounding the alarm over America's surging national debt, telling FOX News this week it is "unsustainable." During an interview on "Special Report" Tuesday evening, host Bret Baier asked Smith for his take on the level of federal debt held by the U.S. government, which is now above $34 trillion. "Federal debt held by the public was 97% of GDP in 2022, projected to equal 195% of GDP by 2050," Baier noted. "Event ...