ABC News
How WhatsApp 'army' flipped Brazil election and halted Trumpian trend
Twenty-one days and an "army" of voters is all it took for a social media movement to grow so vocal it delivered Luiz Inácio Lula da Silva an historic fourth presidential term.
Twenty-one days and an "army" of voters is all it took for a social media movement to grow so vocal it delivered Luiz Inácio Lula da Silva an historic fourth presidential term.
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