Airlines stopped flying MD-11s mainly because the aircraft initially failed to meet its promised performance, particularly in range and fuel efficiency, which led to many airlines canceling orders or replacing them with more efficient planes such as the Boeing 777 and Airbus A330, according to the Infinite Flight blog.

Kentucky officials on Wednesday named the 14 victims who died in the UPS cargo plane crash last week.

Former pilots say the speed at which the aircraft appears to have broken up mid-air suggests a ‘catastrophic event’ occurred

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

The Federal Aviation Authority has issued an Emergency Airworthiness Directive after 14 people were killed in the disaster in Louisville last week. Three pilots were among the dead.

The crash of the UPS cargo plane in Louisville killed at least 12 people. Gov. Beshear said Wednesday death toll will climb.