When Benedict XVI became the pope in 2005, he also became the oldest elected pontiff in 275 years. From the beginning there have been questions about just how well he'd hold up due to his age and past health problems. He's not only celebrating his first trip to the United States as pope, but Benedict just turned 81. Health & Fitness reporter Kafi Drexel takes a closer look at just how well insiders say he's doing now.