1.   He and a flight instructor walked away unharmed.

2.   One plane crashed in Alaska, but Maj. Frederick L. Martin and his mechanic, Staff Sgt. Alva Harvey, walked away unharmed.

3.   Then early Wednesday morning, after a preliminary agreement in Moscow, Swedish Maj. Maarten Moelgaard walked away unharmed from the besieged house.

4.   They also were trying to understand why the plane did not explode and how some passengers were killed while others were able to walk away unharmed.