Cancer and the Business of Medicine

The annual meeting of the American Society of Clinical Oncology brings together the latest on cancer research and treatment.  Patients and their families pray for news of a breakthrough.  Businesses look for investments; entrepreneurs look for opportunities.  Last week in Chicago, some 4000 studies were presented to 30,000 top experts — but one warned there's "a growing sense that our optimism needs to be tempered a bit." We hear from him and others about how financial conflicts, personal habits and occupational hazards impact inroads against the disease.