Australian Open 2019: Rafael Nadal happy with new serve after comfortable win Unknown 01:16 After testing his new serve at the Australian Open, world number two Rafael Nadal was left pleased. Share this Share on FacebookTweet on TwitterPlus on Google+ Related PostsSurging Vikings solidify spot in playoff raceUSC keeps offensive coordinator Harrell with multiyear dealTurnovers have proved to be costly for Chargers all seasonJerry Rice among 24 receiver finalists for All-Time TeamTimeline: Josh Gordon's troubled NFL careerBlackhawks say Crawford will return as assistant in January