Ms. Botha is widely known in South Africa as Tannie Ans , roughly translatable as Aunt Annie .
Ms. took Mr. van Niekerk on after a devastating hamstring injury appeared to have ended a promising career while he was still competing as a junior .
Ms. Botha is widely known in South Africa as Tannie Ans , roughly translatable as Aunt Annie , and she took Mr. van Niekerk on after a devastating hamstring injury appeared to have ended a promising career while he was still competing as a junior .