> The site's operator, a South Korean named Jong Woo Son, and 337 users in 12 different countries have been charged so far, authorities said.

People have been charged in the US, the UK, South Korea, Germany, Saudi Arabia, the United Arab Emirates, the Czech Republic, Canada, Ireland, Spain, Brazil and Australia, the US Justice Department said.

Officials have rescued at least 23 underage victims in the US, Britain and Spain who were being actively abused by users of the site, the Justice Department said.