A 2007 CNN Hero, Tina Frundt of Courtney's House works to save victims of child sex trafficking. She herself was a victim at the age of 14.
"The average age of forced prostitution in the U.S. is 11-14 years old. That is the target age that traffickers target to traffick children. So it's very important for young people to be aware of that," says Frundt.
Watch more about Tina Frundt's journey from slave to activist
Working with India's government, the International Justice Mission helped free hundreds of slaves forced to work in a brick factory.
The IJM's Gary Haugen talks about the operation, which he says is the largest rescue in his group's history.