What kind of degree should I look for to become a police officer after military career?

I am canadian and joining the military, but as always i want a second option. They will pay for my tuition and all, but I have a hard time figuring what kind of degree would be best since i want to become a police officer after my service. I preferably would prefer a four year degree.What kind of degree should I look for to become a police officer after military career?I would say criminal justice.



Here's a site with some more detailed information about the job:

http://www.bls.gov/oco/ocos160.htm