Grace Mugabe has been an almost silent figure at her husband, Robert Mugabe's side for almost two decades. Now she is starting to flex her own political muscles, which some are interpreting as a bid for the Presidency. But does she have the skill and the support to secure the top job and a Mugabe dynasty? In December she will head Zanu-PF's Women's League which will make her one of the most powerful people in Zimbabwe's governing party. Jo Fidgen questions how much 'soft' power she already has over her husband and whether she makes a credible political leader?