Take the following as truth: New York Times Book Review Editor Charles McGrath, a former deputy to William Shawn at the New Yorker , calls Lillian Ross' memoir about her affair with Shawn on occasion factually inaccurate or misleading and a betrayal of Shawn's high editorial principles.
Then the following statement: "McGrath simply wanted to help protect his friend. " is true, false, or inconclusive?
Answer: Inconclusive