At the
1968 Olympic Games in Mexico City, she represented Canada in the women's
100 metres and
4 × 100 m relay, while becoming the youngest member of the Olympic team at age 15. At 16, she captured a bronze medal in 100 meters and a silver medal in the 4 x 100 meter relay at the
1969 Pacific Conference Games in
Tokyo, Japan. Berto won a bronze medal at the
1970 British Commonwealth Games in
Edinburgh, Scotland, as a member of the 4 x 100 meter relay team. Berto won a 100/
200 metres sprint double at the
Canadian Track and Field Championships in 1971. She also won both British
WAAA Championships sprint events at the
1971 WAAA Championships. Berto claimed the gold medal in the women's
200 metres event at the
1971 Pan American Games in
Cali, Colombia, and silver in the 100 metres. == National titles ==