So AmazingThe U.S. fertility rate just hit a historic low. Why some demographers are freaking out.

The U.S. fertility rate just hit a historic low. Why some demographers are freaking out.
The United States is in the midst of what some worry is a baby crisis. The number of women giving birth has been declining for years and just hit a historic low. If the trend continues — and experts disagree on whether it will — the country could face economic and cultural turmoil.