Graças Foster as the Transportadora Brasileira do Gasoduto Bolivia-Brasil. In 1998, Foster was working for a Petrobras unit that was involved importing natural gas from Bolivia. During this time, she met Dilma Rousseff, who in October 2010, would be elected to serve as the first female President of Brazil. In 1998, Rousseff was a relatively unknown energy official, serving in Rio Grande do Sul in southern Brazil. Foster and Rousseff developed a lifelong professional relationship, based in their mutual support of the leftist Workers Party, which rose to power in 2002, resulting in the election of Luiz Inácio Lula da Silva as
Impeachment of Dilma Rousseff irregularities in their campaign fundsRousseff had shared the PT-PMDB coalition ticket with Temer. On 9 June 2017 the court rejected, by a 4–3 vote, the allegations of campaign finance violations by the Rousseff-Temer ticket during the 2014 electoral campaign. As a result of that judgement, President Temer has remained in office and both Rousseff and Temer have retained their political rights. Graft allegedly occurred during Rousseff's term as chair of the board of directors of the state-owned energy company Petrobras between 2003 and 2010. In February 2014, an investigation by the Federal Police, codenamed Operation Car Wash, put Petrobras at