Google is investigating issues with Google Drive, including Docs, Sheets, and Slides.
Incident Report for [JBIT Status]
Resolved
Google is reporting the issues with Drive, Docs, Sheets, and Slides should now be resolved.

Google Apps status can be found at http://www.google.com/appsstatus#hl=en&v=status
Posted Aug 05, 2015 - 18:17 CDT
Investigating
Google is investigating reports of an issue with Google Drive, including Docs, Sheets, and Slides. We will provide more information shortly.
Posted Aug 05, 2015 - 18:14 CDT