Families and victims affected by disgraced former Great Ormond Street Hospital surgeon Yaser Jabbar have spoken to Sky News after a report found that 94 children were harmed during the care he provided. Janetta Nana-Owusu was 12 when she suffered a botched surgery to straighten her legs at the hands of Jabbar at Great Ormond Street six years ago. Image: Great Ormond Street Hospital. Great Ormond Street Hospital's chief executive, Matthew Shaw, said: "There are no excuses for what has happened." Great Ormond Street has been contacted for further comment.