From the "My Yahoo" page, I can see the emails in the preview pane, but when I actually click on "Check Email" or "Inbox", I get the following error:
http://tinyurl.com/gtkon
Could this be a firewall issue at work? Today is the first day I've had this error, and I've used my Yahoo web mail for years at work.
If not a work firewall, what else could it be?

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