The acclaimed anti-death penalty defender who opened her argument for sparing the life of Boston Marathon bomber Dzhokhar Tsarnaev with the shocking declaration, “It was him,” now wants off his case, telling a federal court his appeal “would benefit from a fresh look.” Attorney Judy Clarke’s legal acumen kept the likes of Olympic Park bomber Eric Rudolph and Unabomber Ted Kaczynski from facing execution before a jury sentenced Tsarnaev, 23, to die.