Four-time Grand Slam champion Naomi Osaka lost a lot of fan support Thursday night for how she behaved during the National Bank Open final. After Osaka won the opening set over 18-year-old Victoria Mboko,

Naomi Osaka apologized for not congratulating Victoria Mboko for her victory after their Montreal Open women's singles final.

This article was originally published on www.si.com as Victoria Mboko Didn't Seem Offended at All by Naomi Osaka's Perceived Speech Slight. In the aftermath of Naomi Osaka's defeat in the National Bank Open final on Thursday, she neglected to congratulate the winner of the match, 18-year-old Canadian and Osaka idolizer Victoria Mboko.