VATICAN CITY Apr 20, 2005 — Pope Benedict XVI himself predicted a "short reign" in comments to cardinals just after his election, and his brother said Wednesday he was worried about the stress the job would put on the 78-year-old pontiff. While there are no indications that Benedict currently suffers from any serious or chronic medical problems, there have been ailments in the past including a 1991 hemorrhagic stroke that raise questions about how long his pontificate will last. The Vatican refused to comment Wednesday on Benedict's health, citing his privacy. The Vatican never officially confirmed Pope John Paul II...