The problem of human slavery is ancient, and the internet has erased all borders. Human trafficking for sexual exploitation, human organ harvesting, forced labor, or any other activity that can be exploited for profit is a multi-billion dollar global industry.
We can generate the solution with attention to our children and using social media, among other technological tools, with the same care we approach people or unsafe places. Trusting instincts, as well as open communication, are lifesavers.