WASHINGTON (AP) -- When Chief Justice John Roberts took his center seat for the first time in October 2005, John Paul Stevens, the court's senior justice, wished him "a long and happy career in our common calling." This week, Roberts had some words for Stevens, who turned 87 last week. And they were not nearly so kind. In a pointed dissent from decisions overturning death sentences for two Texas inmates, Roberts accused Stevens of engaging in revisionist history. Stevens, leading a five-justice majority, said Texas state courts should have set aside the death sentences because the Supreme Court had made...