How do I report and get a user on here deleted for impersonating my account?

this user is impersonating my account asking stupid questions like that





http://answers.yahoo.com/question/index;...





How do I get rid of that user? and can do you me a favor and report that user for me?
How do I report and get a user on here deleted for impersonating my account?
Report their questions





I would, but I've gotten 3 accounts banned coz I reported..





( I'll probably make another account and report the questions)