this is one of the most ignorant things i hear.
Woman walks into a police station...
Woman: My husband beat me up last night, i was scared to call.
Cop: Do you have any injuries?
Woman: Yes, here they are. (Shows some redness consistent with her statement)
Cop: Did anyone else witness this?
Woman: No, we were home alone.
Cop: What do want to do?
Woman: I want my piece of shit husband arrested.
Scenario #1
Cop: Did you beat your wife up last night?
Man: (says Nothing)
Cop: Are you going to answer my questions?
Man: No, talk to my lawyer.
Cop: You are under arrest for Domestic Violence.
Scenario #2
Cop: Did you beat your wife up last night?
Man: Nope, my wife was drunk last night and fell down. I wasn't even home last night.
Cop: Where were you?
Man: I was with my girlfriend. My wife found out about us.
Cop: Copy that. Will your girlfriend confirm your story?
Man: Yes.
Cop: Have a nice day, sir.
Police are looking for facts and evidence, not guilt. That's the court's job, homeboy.