By Judy Brandon: Religion columnist
At the Mayo Clinic in Rochester, Minn., there is a large brass captain’s bell in the lobby of the radiation therapy department.
The bell represents an important milestone for all those undergoing radiation treatments for cancer. As a cancer patients completes the last radiation treatment, he or she rings the captain’s bell upon entry into the lobby. As those in the lobby hear the ringing of that bell, they react with enthusiastic words of encouragement: “Yeah!