FedEx Freight, the delivery company’s LTL spinoff, will be entering the world with a debt rating one notch less than the parent company. S&P Global Ratings said Friday it had issued a rating of BBB- to FedEx Freight. The parent company has a rating of BBB. Both ratings are investment-grade, though BBB- is the lowest investment grade on the S&P Global Ratings scale. Moody’s has a rating on FedEx (NYSE: FDX) of Baa2, which is considered equivalent to the S&P BBB rating. As of Friday, Moody’s had not rated ...