PHOENIX – Around the same time Brittney Griner went on trial in a courtroom near Moscow, the Phoenix Mercury dealt with challenges closer to home. Mercury All-Star guard Skylar Diggins-Smith turned to Twitter Thursday night and tweeted a clown emoji that some believe was directed at Mercury coach Vanessa Nygaard. https://twitter.com/SkyDigg4/status/1542684428937203712?s=20&t=8fjpsNAshYSA6VS2vXBfGg In a since-deleted tweet […]