Moment a helicopter plunged into the Hudson River

"There’s nothing to hold the helicopter up … you become a ballistic item headed for the water." — ABC News aviation knowledgeable John Nance

All six folks on board have been killed when a helicopter plunged into the Hudson River between Lower Manhattan and Jersey City on Thursday.

The helicopter was carrying a pilot, two adults, and three youngsters, in accordance with legislation enforcement sources. The members of the family have been vacationers from Spain.