FedEx shares plunged as much as 5% Wednesday after the company revealed a disappointing profit forecast as President Trump’s tariffs weigh on global transit.The package delivery giant said it expects earnings per share of $3.40 to$4 in the current quarter, just slightly lower than forecast expectations of $4.05.But the underwhelming forecast sent investors fleeing, since the company often acts as a bellwether for several other industries.FedEx shares fell Wednesday after the company reported a lower-than-e ...