NTSB Probable Cause

AN INFLIGHT COLLISION WITH A POWER LINE WHILE MANEUVERING AT LOW ALTITUDE SHORTLY AFTER DEPARTURE ON A DARK NIGHT OVER AN AREA WITH FEW GROUND REFERENCE LIGHTS. THE REASONS FOR THE AIRCRAFT'S FLIGHT PATH AND ALTITUDE PROFILE ARE UNDETERMINED. A FACTOR IN THE ACCIDENT WAS THE APPARENT DISAGREEMENT WHICH OCCURRED BETWEEN THE TWO PILOTS DURING THE ACCIDENT FLIGHT SEQUENCE.