1.   In the open, they found the fourth, a victim overtaken by one of the deadly rivers called pyroclastic flows.

2.   The fourth was found later, but search and rescue officials did not know his condition.

3.   Three men were found by a motor boat driver who brought them down the mountain and the fourth was found later by an army rescue team.

4.   Officials said three of the pilots were found close together while the fourth was found later -- some distance away -- and was declared dead at the scene.

5.   Officials said three of the pilots were found close together while the fourth was found later -- some distance away.