Transcript for Plane Crash in Idaho Forest Caught on Tape
It is the moment of impact amazingly caught on video. Watch again as this -- single engine plane loses altitude smashing into this remote -- -- far. Inside told -- and Nathan Williams along with -- fatherless and another friend. The group was returning from hiking June 30. Less was piloting but just a few minutes into the flight everything seemed normal to me but before you and choose kind of -- -- then darkness. -- upside down on the ground -- -- that. Look around making sure but he's okay the men are all alive the three have barely scratch but. Tolls fatherless has a broken jaw and they are all days. When I got out I remember seeing my dad with his hands on -- means. Bleeding from his mouth deep in the -- their cell phones aren't working but then a miracle an old retired firefighter showed up. Helped by an -- for a long period of time the NTSB is now investigating in a preliminary report the agency says. The airplane started losing altitude and experienced a down draft which was followed by its wings impacting the tops of the surrounding trees. Meantime the men are clearly grateful just to be alive it was just kind of amazing that we had such great help and that we had survived this it's. For Good Morning America rob Nelson ABC news New York.
This transcript has been automatically generated and may not be 100% accurate.