Microsoft announced Known Folder Move (KFM) for OneDrive

KFM makes it easier to move content from the Desktop, Documents, and Pictures folders to OneDrive.

Microsoft announces new OneDrive for Business feature: Files Restore

New feature allows business customers to restore accidentally deleted or compromised files, as well as view the history of file changes in their OneDrive.

Microsoft cloud TITSUP: Skype, Outlook, Xbox, OneDrive, Hotmail down

The problems appear to have started on Tuesday, March 21, 2017 morning Pacific Time, although systems could have started to wobble earlier: basically, people were and still are unable to log into their Microsoft-hosted services.