This week on Sound Effect, our theme is "Blood Ties." Host Gabriel Spitzer heads to a class at the University of Washington where midwives learn how to deal with potential blood loss during pregnancy. Alex Ashley profiles a Jehovah Witness who had to find an alternative to a blood transfusion during a medical emergency. We’ll meet a woman who found her birth mother, and then worked to keep her native language alive . Also, Jennifer Wing introduces us to a man who had been seeking a family for