RIO DE JANEIRO, Brazil (Reuters) - Leading opposition candidate Geraldo Alckmin has gained ground on Brazilian President Luiz Inacio Lula da Silva but Lula still commands a big lead in the race for the presidency, a poll showed on Saturday.

By Renata de Freitas and Carmen Munari SAO PAULO,

By Raymond Colitt BRASILIA, Brazil (Reuters) - President Luiz Inacio Lula da Silva embarked on a tour through northeast Brazil on Tuesday to promote education for the rural poor but the opposition accused him of using government money to pay for a campaign trip before October's election.

By Todd Benson BRASILIA, Brazil (Reuters) - Brazilian President Luiz Inacio Lula da Silva's popularity has rebounded from months of declines and would likely win October's election in a runoff vote, a poll showed on Tuesday.

BRASILIA, Brazil (Reuters) - Brazilian President Luiz Inacio Lula da Silva could lose next year's election according to a poll released on Wednesday which indicates a corruption scandal has increased support for his main rival.