Instituto Nacional de la Seguridad Social (INSS)

The Instituto Nacional de la Seguridad Social (INSS) is not directly mentioned in any of the provided news articles. Therefore, it's impossible to provide a summary of its current newsworthiness, recent events, or relevance based solely on this information. The articles touch upon unrelated topics: a corruption investigation involving the son of the Brazilian president Lula, discussions about the 'Mínimo Vital' (Minimum Basic Income) in Spain, and a whistleblower's complaint regarding irregularities in child protection services in Catalonia, Spain. These articles do not provide any context or information about the INSS.