Brazilian Olympic Committee (COB) President Carlos Arthur Nuzman leaves the Federal Police headquarters in Rio de Janeiro, Brazil. Photograph: Bruno Kelly/Reuters

The head of Brazil’s Olympic Committee was detained on Thursday as part of an investigation into allegations that bribes helped secure the selection o(...)

Corruption charges: Brazil’s former presidents Luiz Inácio Lula da Silva and Dilma Rousseff are both accused of bribery. Photograph: Igo Estrela/Getty

The former Brazilian president Dilma Rousseff has been formally charged for the first time in the South American country’s three-year-old investigatio(...)

 President of the Brazilian Olympic Committee and honorary member of the IOC Carlos Arthur Nuzman (right) arriving at police headquarters in Rio   to give a statement. Photograph: EPA/Antonio Lacerda

Police raided the home of Brazil’s Olympics chief Carlos Arthur Nuzman on Tuesday, accusing him of brokering a deal to bribe International Olympic Com(...)

Mark O’Brien (left) receives the flame during Olympic relay in the city of Volta Redonda, some 130kms from Rio, on   Thursday night. Photograph: Ciara Gilvarry

Dublin teenager Mark O’Brien last night became the only Irish person to take part in the relay bringing the Olympic torch to Rio de Janeiro for the op(...)