Breast Cancer Treatment Averts 'Collateral Damage' to Cells

Aired: 6/5/2012 | 0:05:42 | Clip
Doctors meeting this week at a major conference in Chicago believe they are on track to create a drug that would specifically target cancer cells, while largely leaving healthy cells undamaged. Gwen Ifill and Dr. Michael Link of the American Society of Clinical Oncology discuss the findings.