Buuxi weedhan soo socota: Johnson wuxuu England u matalayay tartanka wadada iyo dabagalka shakhsiga ah ee 3,000 mitir, Ciyaarihii Barwaaqo Sooranka ee 1990 ee Auckland, New Zealand. Afar sano ka dibna waxaa lagu qabtay
Ciyaarihii Barwaaqo Sooranka ee 1994 ee Victoria, British Columbia, Canada waxay ku guuleysatay billad naxaas ah tartanka waqtiga kooxda waxayna ku tartantay tartanka wadada iyo tartanka dhibcaha.