New Delhi, May 2 -- Brazil's Congress voted Thursday to override a presidential veto and adopt a bill to reduce former President Jair Bolsonaro's 27-year prison sentence for plotting a coup, in a blow to his political rival and current President Luiz Inacio Lula da Silva.

The legislation, which will be challenged in court, indicates a weakening of Lula's position in Congress ahead of his bid for reelection in the country's October presidential election.

It's unclear how much time Bolsonaro will serve for his conviction for leading a coup attempt, but analysts say the move could shave 20 years off his sentence. The former right-wing president, who began his sentence in November, is currently under house arrest.

The conservative oppositi...