Brazil will give Meta until Monday to explain the changes to its fact-checking programme. On Thursday, Brazilian President Luiz Inacio Lula da Silva said the changes were “extremely serious” and announced he had called a meeting to discuss the topic.Brazil will give Meta until Monday to explain the changes to its fact-checking programme. On Thursday, Brazilian President Luiz Inacio Lula da Silva said the changes were “extremely serious” and announced he had called a meeting to discuss the topic.