From the Washington Post:
The outbreak in the North Sumatran village of Kubu Sembilang, was not only the largest bird flu cluster in the world but also the first in which investigators believe the virus was passed from one person to another and then to a third (source).
From the New York Times:
International health officials emphasized that laboratory tests from the family did not suggest that the A(H5N1) bird flu virus had mutated in any way that would allow it to spread among humans more readily, which scientists have said could set off a devastating worldwide pandemic (source).
We will be watching this story very closely.