When they report that Arthur is building a case to expose his own client, Karen asks that Arthur be eliminated by the same two men who are obviously X-intelligence officers judging by their professional manner and acumen.
Arthur be eliminated by the same two men. This is what Karen asks. These same two men are obviously X-intelligence officers. These X-intelligence officers are judging by their professional manner and acumen. Arthur is building a case to expose his own client. This is what they report.