The ashes have settled over the charred Louisville neighborhood where nine people remain missing and families cling to hope as investigators comb through the wreckage of Tuesday’s fatal UPS cargo plane crash.

Cargo carriers operate fewer flights than passenger lines but they still present a hazard to crew and people on the ground.

Tom Cappelletti, aviation expert and former commercial pilot, joined Boston 25’s Mark Ockerbloom and Cayle Thompson to discuss the devastating crash and revealed he knew two of the pilots aboard the plane.

The UPS plane whose engine exploded in Kentucky had flown out of Baltimore Marshall Airport less than 12 hours earlier.

A deadly UPS plane crash in Louisville ignited a long stretch of flames near the airport on Tuesday. The fire and smoke could be seen for miles, and prompted a shelter-in-place as far north as Indiana. Officials said the fires took about six hours to get under control and there are just a few hotspots left.

University of Louisville medical professor and director of the Division of Environmental Medicine Dr. Aruni Bhatnagar tells WAVE that while the shelter in place order was intended to mitigate potential harm from immediate exposure to smoke, the full picture of its effects are still unclear.

ATLANTA — Channel 2 Action News is learning more about the UPS cargo plane that crashed Tuesday night in Louisville. The plane took its first flight 34 years ago and was originally a commercial passenger plane.

A 22-year-old aspiring airline pilot with an “intense love and passion for flying” was killed in a small plane crash in Colorado a month after landing a gig as a commercial pilot. Niles Tilenius, 22, was among two people aboard an ultra-light JMB ...

The United Parcel Service cargo plane that crashed Tuesday was 34 years old and needed a critical repair on its fuel tank in September.The MD-11 plane was grounded in San Antonio from Sept. 3 through at least Oct.