greg: this is aster allergy for people who like science. dana: you can pick through it and find more information. kimberly: eight shows people are more related than you might think. dana: thank you, 23 and me for that. to be 27 is next. alice is living with metastatic breast cancer, which is breast cancer that has spread to other parts of her body. she s also taking prescription ibrance with an aromatase inhibitor, which is for postmenopausal women with hormone receptor-positive her2- metastatic breast cancer as the first hormonal based therapy. ibrance plus letrozole was significantly more effective at delaying disease progression versus letrozole. patients taking ibrance