3-day Operation Cross Country IV conducted on federal , state , local levels . FBI says more than 690 people in all were arrested on state , local charges . Comment: Operation is part of initiative aimed at ending domestic sex trafficking of children in U.S .
3-day Operation Cross Country IV conducted on federal , state , local levels . FBI says more than 690 people in all were arrested on state , local charges . `` Child prostitution continues to be a significant problem in our country , '' FBI says . Operation is part of initiative aimed at ending domestic sex trafficking of children in U.S .