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
Dilma Rousseff election was also a cause of friction among the two parties. They ended up launching each own a different candidate; PDT's was Collares and PT's was Tarso Genro. Rousseff defended the maintenance of the alliance which had elected Dutra, supporting Genro's candidacy, and claiming she would not accept "neoliberal alliances with the right-wing". Her critics said that she was being hypocritical, once she defended an alliance with Marchezan in the 1986 election. Genro defeated Collares in the second round and Rousseff, among other fellow PDT members, joined the Workers' Party. Brizola accused them of being traitors. During Rousseff's management of