doctors in the Mahoning Valley are fighting a heroin epidemic amongst the unborn

Heroin epidemic affecting unborn

Local health officials say that ten percent of all babies in the Mahoning Valley are born to drug-addicted mothers.

FILE - In this Jan. 14, 1993 file photo, talk-show host David Letterman announces his move from NBC to CBS at a news conference at CBS Studios in New York. Letterman's show "Late Show with David Letterman," on CBS ran against NBC's "The Tonight Show" with Jay Leno. After 33 years in late night and 22 years hosting CBS' "Late Show," Letterman will retire on May 20. (AP Photo/Alex Brandon, File)

Best Letterman moments

After 33 years in late night and 22 years hosting CBS’ “Late Show,” Letterman will retire on May 20.