Ka kammala wannan magana: Donawa ya fara gasar tsere a lokacin yana da shekara 14, ya lashe lambar tagulla a tsalle-tsalle na yara maza 'yan kasa da shekara 17 a wasannin CARIFTA na 2011. Ya dawo a Wasannin CARIFTA na 2012, inda ya lashe lambar zinare a cikin taron tare da tsalle mita 14.63. Donawa ya cancanci zuwa
2012 Amurka ta Tsakiya da Caribbean Junior Championships a Wasannin motsa jiki, kammala na biyu a cikin Male Junior B category. Ya kuma yi gasa a Gasar Zakarun Duniya ta Matasa ta 2013, inda ya kasance na bakwai a tsalle sau uku tare da mafi kyawun mita 15.65.