In a divisive election campaign blighted by fears of unrest if far-right President Jair Bolsonaro refuses to accept defeat, Brazil is waging an uphill battle against disinformation wielded as a political weapon. "There were changes to combat disinformation in this election in relation to previous ones: the electoral court was created, for example, a permanent monitoring commission to prevent the spread of false information," Paulo Jose Cunha, professor of journalism at the University of Brasilia, tells AFP. IMAGES AND SOUNDBITES