(CNN) — A UPS cargo plane crashed shortly after taking off from the Louisville, Kentucky, airport Tuesday, leaving a fiery trail of destruction and a half-mile-long debris field. At least 12 people were killed after the plane crashed shortly after takeoff, Louisville Mayor Craig Greenberg told CNN affiliate WHAS.

Of the 12 victims, three are likely the three crew members who were on the flight when it crashed, with the other nine still unidentified.

“At this point, there could be more confirmed fatalities,” Greenberg said, adding emergency crews have transitioned into the recovery phase of the response.

Staff at the hospital treating more than a dozen people injured in the fiery plane crash Tuesday have seen burns and shrapnel injuries, according to Dr. Jason Smith, CEO and chief medica

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