"It was unbelievable," recounts Belle Angel, a New Yorker who witnessed a helicopter crash into the Hudson River in New York killing six people including three children. "Like a little lightning that clipped the propeller, and it shattered in the sky. And after it shattered, then we saw the helicopter just spiral… And then it just crashed into the water just like that," she describes. "And now that I know children were on it, it's just, it's heartbreaking," she adds. IMAGES AND SOUNDBITES