At 4:10 PM Google posted on its App Status page for Google Talk: "We're investigating reports of an issue with Google Talk. We will provide more information shortly."
Another update 10 minutes later says, "We're aware of a problem with Google Talk affecting a majority of users. The affected users are able to access Google Talk, but are seeing error messages and/or other unexpected behaviour. We will provide an update by 7/26/12 5:20 PM detailing when we expect to resolve the problem. Please note that this resolution time is an estimate and may change."
source: http://ibnlive.in.com/news/gtalk-down-google-talk-instant-messenger-faces-outage/274960-11.html
