[JURIST] Chief Justice William Rehnquist was released from the National Naval Medical Center following treatment for thyroid cancer, a Supreme Court spokesman announced Friday. Rehnquist, 80, is expected to be present Monday when the Court resumes work following a two-week break. He was admitted to the hospital last weekend and underwent a tracheotomy to allow him to breathe. It has not been disclosed how serious Rehnquist's condition is or what type of thyroid cancer he has. Thyroid cancer is generally treatable, but it can be more serious condition in older people. AP has more.