Dilma Rousseff run for president. She was elected in a run-off on 31 October 2010, beating Brazilian Social Democracy Party (PSDB) candidate José Serra. On 26 October 2014 she won a narrow second-round victory over Aécio Neves, also of the PSDB. Impeachment proceedings against Rousseff began in the Chamber of Deputies on 3 December 2015. On 12 May 2016, the Senate of Brazil suspended President Rousseff's powers and duties for up to six months or until the Senate decided whether to remove her from office or to acquit her. Vice President Michel Temer assumed her powers and duties as Acting President of
Maria do Rosário from 2011 to 2020. In 2004 Maria do Rosário was an unsuccessful candidate for deputy mayor on the ticket headed by fellow party member Raul Pont. In 2008 she was a mayoral candidate, losing to incumbent mayor José Fogaça. She was the Workers' Party's vice-president from 2005 to 2007. She was re-elected for a third term in 2010, after resolving legal issues relating to her 2008 campaign. On 8 December 2010 President-elect Dilma Rousseff appointed Maria do Rosário to succeed Paulo Vannuchi as head of the Secretariat of the Presidency of the Republic for Human Rights, a ministerial-level cabinet office.