She knew that rifle scopes were easy to get, but the rifle itself would take some black market research so that it couldn't be traced back to her. If only she were her twin. He had access to it all she knew. He knew every thing there was to know about the wrong side of the law. Everything that was illegal.
She hated the idea of becoming an enemy of the law, but what choice did she have? The police had know clue what to do and without her help her brother was free to continue his killing spree unless someone stopped him. And no one was willing to step forward to do so.