Is TMG 2010 blocking google.com for a malware threat ?

Refer this thread.
http://social.technet.microsoft.com/Forums/en-US/Forefrontedgegeneral/thread/e8eb8300-ecdd-4b23-b6df-f6ac0a67a226

it has to do with the Malware signatures downloaded from MS. This has been fixed as i write this.