Chapter 14 of a 2 hour program. Running time 08:05. Mutations in the BRCA genes increase a woman's chance of having breast cancer and ovarian cancer. Everyone has these genes, but in a few families, these genes have mutations that are inherited. This chapter chronicles the story of three sisters with cancer in their family. Now that tests exist to determine if a person carries the mutated gene, should people get tested? What are the consequences of knowing this information?