Flávio Bolsonaro announces his running mate for Brazil's October election in a bid against Lula

• The senator and a son of former President Jair Bolsonaro was confirmed as the presidential candidate of his father’s Liberal Party last month.
• He will run against incumbent President Luiz Inácio Lula da Silva, and the two could go into a runoff if neither gets a majority vote.
• The announcement comes as Lula warns of foreign interference and polls show a tightening presidential race.