Williams-Darling broke the silence Tuesday night, following numerous calls from her teammates, including top male 400-metres runner Chris Brown, to give an explanation as to why she was not competing.

"For a long time, I wasn't in a happy place but I'm in a happy place now," the veteran quarter-miler who became Bahamas’ first individual gold medalist in Olympic, said.

"I had some medical issues this year and Dennis and I were expecting our first child."