Federal investigators have released photos of an engine flying off a doomed UPS cargo plane that crashed, killing14 people in Kentucky two weeks ago.

Fourteen people died in the crash that happened just outside of the Louisville Muhammad Ali International Airport on Nov. 4. The NTSB's preliminary report details fractures within the plane’s hardware connecting the left engine to the left wing.

The National Transportation Safety Board released a preliminary report on the deadly crash of a UPS cargo plane that killed 14 people, including three crew members. The report, which was released on Thursday, Nov. 20, included a dramatic sequence of images showing the plane's engine erupting into flames.

Frame by frame, six photos released by federal investigators capture horrifying images of ill-fated Flight 2976 as it turned into a fireball along a Kentucky airport runway.

Metro Emergency Services Director Jody Meiman said every piece of the UPS plane that crashed must be collected and removed from the site.

During a Nov. 18 news conference, local leaders and UPS provided updates on the ongoing cleanup and restoration efforts at the UPS plane crash site.

It's been two weeks since UPS Flight 2976 crashed trying to take off from Louisville's airport. Fourteen people, including the three pilots aboard the plane, were killed.

Researchers are testing wastewater from homes underneath the smoke plume, while MSD said oil runoff is 95 percent removed from waterways.