what happened to instagram today?

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Services of Facebook Instagram and WhatsApp started coming back online on Tuesday after an outage that lasted almost six hours. The services went down at about 1600 GMT with users beginning to gain access to the sites at around 2200. Facebook Inc on Monday cited faulty configuration changes on its routers as the root cause of the nearly six-hour outage that prevented the companys 3.5 billion users from accessing its social media and messaging services.Facebook Instagram and Whatsapp ...