US birth rate continues to fall

America's baby bust isn't over. The nation's birth rates last year reached record lows for women in their teens and 20s, a government report shows, leading to the fewest babies in 32 years.The provisional report, released Wednesday and based on more than 99% of U.S. birth records, found 3.788 million births last year. It was the fourth year the number of births has fallen, the lowest since 1986 and a surprise to some experts given the improving economy.The fertility rate of 1.7 births per U.S. w