Here you go CG problem solved, you just need to do some investigating for the rest of the day. By the way the dumbfuk's sent this as an email so about 80% of the users did not get it.
Service Degradation: Microsoft patch causing computers to hang up – Nationwide
What’s the issue?
Your computer may freeze while applying the Microsoft patch update.
What’s the current status?
ITSS Tier III is investigating the issue.
Will this affect you?
Yes, if your machine has downloaded the affected patch.
Why did this happen?
The incident is under investigation.