 In August 1998 , Ballard competed at the International Paralympic Committee World Championships in Birmingham , England , where she was part of the gold medal winning Australian women 's 4 x100 m and 4x400 m relay teams . Both relay wins set long @-@ standing world records . In the 2002 World Championships , she won gold in the 100 m . At the 2013 IPC Athletics World Championships in Lyon , France , she won silver medals in the Women 's 100 m , Women 's 200 m and Women 's 800 m T53 and a bronze medal in the 400 m T53 . 
