wk bakhit welcome back. the threat of breast kaerps suggests too many patients were going under the knife. research shows over a five-year span, 30% of breast biopsies were done through surgery rather than using a needle. and that's way above medical guidelines which say that the rate should be 10% or less than that. let's bring in the doctor. these women are undergoing some pretty invasive procedures when they.com could have the needle biopsy instead. explain why they're going through the more, as we said, invasive, more painful of two options. >> essential lil it starts with a screening mammogram. we find something unusual, that