What happened
The FAA’s narrative, in sentence case. The FAA writes it in capitals and removes private details.
On August 07, 2014 about 2000 hours CST, a mbb- BK-117 C2, N906GL registered to gundersen luthern medical center, had the right side hydraulic cowling open in flight and was struck by the main rotor system. Visual meteorological conditions prevailed at the time and a VFR flight plan was filed. The pilot, nurse, medic and a patient may have been on board when the incident occurred. There were no injuries.
The damage was discovered by the oncoming pilot on 8/8/2014.
As the FAA filed it
ON AUGUST 07, 2014 ABOUT 2000 HOURS CST, A MBB- BK-117 C2, N906GL REGISTERED TO GUNDERSEN LUTHERN MEDICAL CENTER, HAD THE RIGHT SIDE HYDRAULIC COWLING OPEN IN FLIGHT AND WAS STRUCK BY THE MAIN ROTOR SYSTEM. VISUAL METEOROLOGICAL CONDITIONS PREVAILED AT THE TIME AND A VFR FLIGHT PLAN WAS FILED. THE PILOT, NURSE, MEDIC AND A PATIENT MAY HAVE BEEN ON BOARD WHEN THE INCIDENT OCCURRED. THERE WERE NO INJURIES.
THE DAMAGE WAS DISCOVERED BY THE ONCOMING PILOT ON 8/8/2014.