>> like that classic plane nosedive sound, and i heard a loud crash >> there was a tremendous explosion. >> reporter: it shook everything around you >> it shook everything around. >> reporter: a twin-engine cessna 414 caught plunging out of the sky on a security camera, crashing into this house just before 11:00 >> god >> reporter: and burst into flames authorities say the only person on board, the pilot, was killed. >> so right now, thank god, nobody was hurt on the ground. >> reporter: wnbc helicopter pilot dennis protsko lives nearby you did not fly today. why? >> the visibility and the ceiling is very, very poor. >> reporter: tonight federal officials are here investigating what caused this plane to fall from the sky rehema ellis, nbc news, colonia, new jersey in washington today, they came with all they had left of their loved ones, pictures of those who died in two 737 max crashes overseas at an emotional congressional hearing today, families demanded