new video coming in moments after a small plane crashed in a suburban neighborhood in connecticut. These exclusive images shot by a neighbor as he was approaching the crash scene, unsure of what he... See More
new video coming in moments after a small plane crashed in a suburban neighborhood in connecticut. These exclusive images shot by a neighbor as he was approaching the crash scene, unsure of what he was about to see. Tonight, we're learning of those four who didn't survive. Three of them children. Linzie janis on the scene for us tonight. Reporter: Just seconds after a plane crashes into this home, a neighbor capturing the chaos on his cell phone -- oh, my god! Reporter: People running to the windows, asking if there are children inside. Is there a kid in there? I don't know. Reporter: Their mother on the front lawn screaming. She said my two children are in the house. I flipped over the crib and looked in the closet, and couldn't find anybody. Reporter: Siblings are believed to have been in an upstairs bedroom. Also killed, pilot bill henningsgaard and his 17-year-old son, max, who were minutes from landing. Neighbors say this is a nightmare come true. I was always afraid of planes coming in. That it would crash someday. That's what I used to always talk about. Reporter: Last year, there were more than 1400 accidents involving private planes. Killing 432 people. The national transportation safety board says small plane crashes have become a huge concern. This is an important issue if we are going to drive down the fatality number in general aviation. We are talking about five accidents per day. Reporter: Here in connecticut, tonight, a vigil will be held for the small victims of this tragedy and the family left behind. Investigators have now removed the plane from the two homes behind me. They'll continue to search for clues. David, it could be many months before we know what happened. Small aircraft don't have black boxes.
This transcript has been automatically generated and may not be 100% accurate.