Here's how Katie Couric is fighting for dense breast screening
After losing her husband to colon cancer, Katie Couric singlehandedly raised the nation's awareness about the disease. She was even showing her colonoscopy on television. Now Couric hopes her breast cancer diagnosis can help make women aware that mammograms alone may not be enough to detect some cancers. She opened up about her new mission Monday (Oct. 3) morning on the Today show.