Out of an abundance of caution and in the interest of safety, we have made the decision to temporarily ground our MD-11 fleet. MD-11s are approximately 9% of the UPS Airlines fleet."

LOCATION AND SCALEThe Worldport facility in Louisville Muhammad Ali International Airport spans about 5.2 million square feet, or roughly 90 football fields and serves as the global air logistics nerve center for UPS. Handles around 2 million packages per day. The automated sorting system can process up to 420,000 packages/letters per hour.

The crash near the Louisville Muhammad Ali International Airport marked the deadliest accident in UPS Airlines history.

A UPS cargo plane crashed Tuesday at a Louisville, Kentucky airport where the company operates its largest package delivery hub. UPS calls the giant center Worldport. Here’s what to know about its enormous scale: Processes 2 million packages per day The facility at Muhammad Ali International Airport employs some 20,