Ken Smith gives thanks every morning, followed by 20 pushups. At age 98, Smith says he has enjoyed his share of blessings, the greatest being his family. He's also navigated a few rough patches, too, ...

Dr. Kenneth R. Smith, a neurosurgeon at St. Louis University Hospital, goes through a post-operation checkup on Larry McMillian, a patient who received a lumbar discectomy on Friday, June 14, 2002.