There's really nothing that goes on in China without netizens talking about it (see chinasmack.com). It'd be really interesting to hear about the Chinese perspective on this. TO be honest the article seems really lacking on details. From an objective bystander perspective, there may actually be legitimate charges levied on the family members, but it's hard to tell.
Two reasons really - one, it's a source of evidence coming from a channel which is often disregarded here as holding bias to a certain political agenda, and two - I'd normally like to offer several sources of evidence to support a point I'm making, but didn't have time at work to aggregate more links.