Four people have been arrested in Brazil in an operation against international child pornography, police said.
During the operation Friday, the police issued 10 search and arrest warrants in the cities of Itaquaquecetuba and Santo Andre in Sao Paulo, and Nova Iguacu in Rio de Janeiro, reported Xinhua.
Several computers with child pornographic materials were seized during the raid.
Brazil carried out the operation along with Argentina, Chile, Colombia, Costa Rica, Ecuador, Spain, Uruguay and Venezuela.