UPS employs much of Louisville. When one of its freight planes crashed, the whole city felt it

As the sun set and businesses started to close in Louisville, Kentucky, on Tuesday, the evening calm was suddenly shattered by a giant explosion near the city’s airport.

​ As the sun set and businesses started to close in Louisville, Kentucky, on Tuesday, the evening calm was suddenly shattered by a giant explosion near the city’s airport. Read More Breaking News, Latest News and Videos | CNN