Children of firefighter who pitched his invention on 'Shark Tank' donate to FDNY charity

The children of a firefighter who died from a 9/11 related cancer are donating money they raised to an FDNY charity.
And they say they'll be giving even more money in the future from a business they started thanks to the ABC show 'Shark Tank'.
The product was the dream invention of their father.
Kemberly Richardson has more: 7ny.tv/2RY60x5
Check out more Eyewitness News - 7ny.tv/2suJHTd
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