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
Dilma Rousseff 22 days by punching, ferule, and electric shock devices. As Maria Luisa Belloque, a cellmate, said "Dilma was shocked even with car wiring." Some ex-military officers have dismissed Rousseff's account, saying that she could not have survived that extent of torture. Later, Rousseff denounced the torture she suffered in court proceedings, citing even the names of those who tortured her, such as Army Captain Benoni de Arruda Albernaz, mentioned by several other witnesses. Although she revealed the locations of some militants during torture interrogation, Rousseff managed to preserve the identities of Carlos Araújo (who would be arrested several months later)