Kammala wannan jumla: Whitehead bai iya yin gasa a cikin marathon a
London 2012 kamar yadda babu wani rukuni na masu yanke kafafu, kuma IPC ta ƙi yarda da shi don yin gasa da masu yanke jiki na sama kuma don haka dole ne ya juya zuwa gudu don yin gasa a gasar Paralympics ta 2012, inda ya lashe lambar zinare a gasar 200m T42 Athletics tare da rikodin duniya na 24.38 seconds.