When the Tests Fail

5 segments
Experts say 26,000 deaths a year could be prevented with proper screening for colon cancer. The right kind of screening can save lives, but over screening can make things worse. How to tell the difference? Also, we get reactions to the Democratic Presidential candidates TV debate, look at what to do with the old books you find hard to part with, and get two updates about this weekend's Deutsche Bank fire. Beth Fertig sits in for Brian.