The names of those involved in a medical helicopter crash in Douglas County have been released.

Pilot Joshua Jones, age 47, Flight Nurse Scott Scepaniak, age 44 and Flight Paramedic Miles Weske, age 34, all remain hospitalized at North Memorial Hospital.

The helicopter crashed early Saturday morning near the Alexandria Airport while on the way to pick up a patient from the Douglas County Hospital.

The National Transportation Safety Board and the Federal Aviation Administration are investigating the crash.

A preliminary report will be available from the NTSB within 5 days and the final report will be completed in 9-12 months.