Chances are you know someone who was born prematurely. According to the Centers for Disease Control and Prevention, the rate of preterm births is going up. Last year, one in 10 American babies was born before 37 weeks gestation. Author Sarah DiGregorio ("Early: An Intimate History of Premature Birth and What It Teaches Us About Being Human") talks about one of the biggest public health threats facing this country. Air Date: Jan 19, 2020