The chopper was headed to Okemah when it made a hard landing in a field.
SEMINOLE COUNTY, Oklahoma -
We're learning more about last week's medical helicopter crash near Seminole that seriously injured the four crew members aboard.
A preliminary report by the National Transportation Safety Board says the pilot reported losing power just after takeoff.
The chopper was headed to Okemah when it made a hard landing in a field.
The pilot, a nurse, and two medics were all treated for injuries.
1/2/2013 Related Story: Four People Injured When Medical Helicopter Makes Crash Landing Near Cromwell