Lydia Ko said Tuesday she cannot afford to become "too cocky" even though she is world number one and among the favourites at this week's Women's World Championship in Singapore.

Golf: Lydia Ko not taking Women's World Championship lightly

Debutant Nikhat Zareen (52kg) was the lone Indian to enter the final, while two others signed off with bronze medals in the Women's World Boxing Championships in Istanbul on Wednesday.

Women's World C'ships: Debutant Nikhat Zareen enters final, 2 others sign off with bronze

Mary Kom defeated Ukraine's Hanna Okhota 5-0 in 48kg light flyweight category to win gold in Women's World Boxing Championships on Saturday. She scripted history by clinching a record sixth World Championship gold medal.

Mary Kom clinches record sixth gold medal in Women's World Boxing Championships