Academy awardwinning documentary filmmaker,'' Jean-Xavier p Lestrade, gifts a courtroom thriller, offering a revealing and rare look in a high-profile murder investigation. Back in 2001, author Michael Peterson had been arraigned for the murder of his wife Kathleen, whose body was discovered lying to the home's stairway in a puddle of blood. Unusual access to Peterson's attorneys, home and family, p Lestrade's cameras catch the defense team since it considers its tactical options. "The stairs" is a look in current American justice which includes more twists than an authorized best seller.