Lula accuses Brazilian elites and the media of being behind a plot to "destroy" him and his legacy.
The presidential election won't take place until October 2018 and the many potential candidates are still keeping below the radar.
Lula, who ruled Brazil from 2003-2010, was convicted and handed a 9.5-year prison term for accepting a bribe
Officials said that a major sweep including detentions and searches of properties had taken place in three states
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