Japanese women's tennis star Naomi Osaka, an outspoken critic of racial injustice, expressed dismay Tuesday that the conviction of a white police officer in the United States for killing a black man should have been in doubt.The video footage of Minnesota police officer Derrick Chauvin kneeling on the neck of George Floyd last summer until he died intensified outrage and sparked worldwide demonstrations against police brutality directed toward African Americans.Posting on social media platform Twitter, Osaka called the decision to convict "clear as day," but said she could not celebrate out…READ FULL ARTICLE