the fda is expected to decide today whether to continue it s preliminary approval of the drug avastin. nearly 40,000 american women will die from breast cancer. a lot of hopes are riding on this particular drug. more now from our senior medical correspondent elizabeth cohen. don, the women affected by this decision have stage four breast cancer, which means that it s spread to other parts of their body. they say avastin has given them precious more time with their families. the first time ronnie villarreal had breast cancer she was 27 years old. when it came back she was 31 and proceeding nant. when i was 27 weeks pregnant, i found out of the recurrence of my cancer which is had spread from the original site into my bones, and in this particular case my right hip bone. reporter: little maddie was born healthy, but the cancer is