US government announced finding of its investigation - no evidence of concentration camp:

http://news.yahoo.com/s/afp/20060415/pl_afp/uschinasectpolitics_060415004729

(Update: official link thanks to smalldeadanimals http://usinfo.state.gov/xarchives/display.html?p=washfile-english&y=2006&m=April&x=20060416141157uhyggep0.5443231&t=livefeeds/wf-latest.html)

"Officers and staff from our embassy in Beijing and consulate in Shenyang have visited the area and the specific site mentioned in these reports on two separate occasions," McCormack said.

"In these visits the officers were allowed to tour the entire facility and grounds and found no evidence that the site is being used for any function other than as a normal public hospital."

Similiar finding was reported by The Australian weeks prior:

http://www.theaustralian.news.com.au/story/0,20867,18669046-7583,00.html

"It appears the claims by Falun Gong have been at least substantially exaggerated. Initial investigations by researchers for a US congressional committee have identified the site at Sujiatun as a hospital, where it is suspected organ harvesting occurs but on nowhere near the scale claimed"