Flávio Bolsonaro beat Lula 47% to 45.1%.

Polls had Lula ahead by 3 points before Brazil voted.

Lula lost ground on crime and on interest rates that punish the 82% of families carrying debt, analysts say.

The runoff is 25 October, and Bolsonaro has pledged to seek amnesty for his jailed father.

Sources: Financial Times News, RT, Al Jazeera Online