Microsoft's AI chatbot is back online and spamming everyone

Update 06:11AM ET: Whatever the problem was Microsoft has dealt with it. Tay's account is now locked and all its tweets from this morning have been deleted. It's not clear exactly what happened, but it's been suggested that the account may have been hacked. We've reached out to Microsoft for more detail, and will update the story when we know more. Microsoft AI chatbot is tweeting again after being taken offline following a bout of sudden racism last week.