VOICED : Cunha niega estar implicado en caso Petrobras

The Brazilian Supreme Court has authorized an investigation into 12 senators and 22 deputies for their involvement in the Petrobras corruption scandal. Eduardo Cuña, among those investigated, denies the accusations. All suspects reject the charges, while President Dilma Rousseff supports a thorough investigation. The investigation will also cover Rousseff's 2010 campaign financing. Governor Luis Fernando Pesao is not on the Supreme Court's list but may be implicated. The scandal has shaken Brazil's government coalition and threatens its economy.

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