what can brown do for you?

honestly, i think ups is wonderful.  but here's a message i've never gotten before: 

Tracking Detail
Your package has experienced an exception. Status:                                       Exception See description below Rescheduled Delivery Date:      12/21/2009  Date                       Description 12/18/2009              PKG DELAY-ADD'L SECURITY CHECK BY GOV'T                                OR OTHER AGENCY- BEYOND UPS CONTROL

i really want to know what went wrong.