Started the 2 Player Campaign as I have done many times.
The first thing I did was press F9 for the AI turn.
Then I clicked the opening newspaper to close it and it froze.
No information other than a complete freeze of nothing working. So I did the three finger salute to the Task Manager and closed it.
Laptop Dell 1545 Inspiron Core 2 Duo
2.6 ghz processors
Vista Premium 32 bit with SP2
4 gig ram
Everything is up to date and nothing running in the background.