FedEx Corp. saw its biggest stock drop since at least 1980 after withdrawing its earnings forecast on worsening business conditions, a potentially worrying sign for the global economy. The package ...

FedEx’s share price fell 21.4 per cent on Friday, and dragged down major indexes. The S&P 500 declined 1.4 per cent in morning trading, before ending the day down 0.7 per cent.