She helped engineer Joice Mujuru’s downfall in 2014
Grace was one of the most powerful voices in former Vice President Joice Mujuru’s downfall in 2014, accusing Mujuru of plotting treason against the president. On many opportunities, Grace undertook a name-calling campaign, saying Mujuru was “corrupt, an extortionist, incompetent, a gossiper, a liar and ungrateful.”
Source: BBC.com