completely

I'm a big fan of all of the Criminal Minds, Castle, NCIS, Law and Order, CSI mumbo-jumbo. Don't get me wrong, I know they're completely silly, but they're just entertaining. Living the life day-to-day, what do these shows completely get wrong (besides the obvious things like zooming into a photo...

I know that having a felony would completely disqualify you from being a cop. If you have a expunged misdemeanor would you still be able to be a cop or no? I just don't know if there is anyone with this kind of experience so I thought I ask here.