This latest study didn't find XMRV in CFS patients, but researchers said the variants of MLV-like viruses (closely related to XMRV) they found in CFS patients is evidence of a link between the virus family and the syndrome.

The paper can be viewed here: http://www.pnas.org/content/early/2010/08/16/1006901107.full.pdf+html

The findings have already received coverage in the national press:

http://www.nytimes.com/2010/08/24/health/research/24fatigue.html?hp

http://voices.washingtonpost.com/checkup/2010/08/new_evidence_virus_may_cause_c.html?hpid=topnews

http://online.wsj.com/article/SB10001424052748703846604575447744076968322.html?mod=WSJ_hpp_LEFTTopStories