Not a video but ...
"After assessing their own needs and ensuring the 10 to 15 LDS families who lost homes were taken in, members of the Brooklyn New York Stake shifted their efforts outward to help the community at large, said Robert D. Shull, first counselor in the stake presidency.
"The relief effort has gone back to the roots of missionary work, with people going door to door asking people how they can best help."
- http://www.lds.org/church/news/after-hurricane-sandy-saints-give-and-receive-service
Are there any reports of JWs doiing similarly?