Serena Williams hopeful over back injury after Rogers Cup retirement Unknown 18:06 After retiring during the Rogers Cup final, Serena Williams was hopeful about her back injury. Share this Share on FacebookTweet on TwitterPlus on Google+ Related PostsNBA wrap: Kawhi Leonard scores 41 as Raptors top Wizards in double overtimeJames Harden misses 16 3-point attempts, still ties Kobe Bryant’s record for most consecutive 30-point gamesAustralian Open 2019: Rafael Nadal too good for James Duckworth in MelbourneMLB hot stove: Manny Machado has received 8-year contract offer from White Sox, report saysLakers could 'possibly' make starting lineup change, coach Luke Walton saysAustralian Open 2019: Rafael Nadal happy with new serve after comfortable win