Watch Christy on CNN's Morning America with Alina Cho

She's a supermodel, wife, mother, philanthropist, and she runs her own charity devoted to maternal health. But now, Christy Turlington Burns is focusing on getting support for less fortunate pregnant woman in developing nations.

Fifteen hundred women die from pregnancy or child-birth complications every day, according to the World Health Organization. Turlington explores the issue in her new documentary "No Woman, No Cry."

Alina Cho speaks to Turlington Burns about how she became interested in maternal health and why she decided to make this film on American Morning today.