FARAI SHAWN MATIASHE WHEN the girls at Sahumani Secondary School in eastern Zimbabwe started playing rugby, they had to make do with the soccer pitch and the oversized football shirts used by the boys. Five years on, several have represented their country in the sport, and many more credit it with saving them from becoming child brides in a nation where early marriage remains common despite being outlawed in 2016. "I used to hate rugby. At the time I believed the sport was only for the elite and for men, not girls like me," said Catherine Muranganwa, 20, who has…