On Oct 12 VOA interviewed long time anti-CCP activist Harry Wu, who investigated Falun Gong's vivisection claim - and found it not credible.

Transcripts can be found here:
http://blog.chinesenewsnet.com/?p=16888
and here:
www.voanews.com/chinese/online_chat_20061012.cfm

VOA: We received an email question: Mr. Wu, is China harvesting organs from Falun Gong disciples?

Wu: To date there is no evidence of harvesting of organs from Falun Gong disciples, only some claims by Falun Gong disciples.