At 3:07pm (ET) Google made us aware they they were investigating issues with Google Drive and related services like Docs, Sheets, and Slides. These issues affected all Google Apps customers, not just Middlebury. As of 5:37pm (ET), Google Apps services appear to be back up.
Google’s official Apps status updates can always be found here: http://www.google.com/appsstatus#hl=en&v=status
This post has been updated because the issues have been resolved. Thanks for your patience!