It was difficult to defend large open areas without creating impediments to the movement of friendly aircraft.

The Soviet fighters never received permission to shoot him down, and several times he was mistaken for a friendly aircraft.

"We are not in the gulf to shoot down friendly aircraft," he added.

It is possible to down friendly aircraft and attack enemy aircraft.

Even if he could get to it in time and pull it out, the sky above was filled with friendly aircraft.

The response was a continuous one, "no friendly aircraft in the area".

He'd just evaded his first war shot-dropped by a friendly aircraft!

Once airborne, the plane can track friendly and enemy aircraft over a 300-mile radius.

She is also capable of monitoring and controlling operations carried out from the sea by friendly aircraft.

During a fighter sweep on 4 August, friendly aircraft reported a small enemy task group in the area.