Police have made more than 1,600 arrests and safeguarded almost 1,400 children in one year as a result of covert operations to target child abusers online.
Officials accuse Michigan couples of using homeschooling to hide abuse. Meanwhile, public schools nationwide continue to lose students to home education.
Canberra and Washington have taken a joint step forward to combat child sexual exploitation, which has increasingly worsened due to digital technologies.