Lula da Silva wins Brazilian presidential election

Brazilian President Luiz Inácio Lula da Silva has secured a historic fourth term after winning Sunday's runoff election. Lula defeated Senator Flávio Bolsonaro in the vote, according to reports. However, his opponent, Bolsonaro, has refused to concede defeat following the results. Additionally, Bolsonaro has threatened to challenge the official outcome of the election, raising concerns over the transition process.