Nik Vasek - Multimedia & Videa Content Designer - Metropolitan Plumbing, Electrical & Air Con | LinkedIn
![Why are Australian Open fans shouting "Siuuu!" at tennis players? Cristiano Ronaldo's celebration explained | Sporting News Australia Why are Australian Open fans shouting "Siuuu!" at tennis players? Cristiano Ronaldo's celebration explained | Sporting News Australia](https://library.sportingnews.com/styles/twitter_card_120x120/s3/2022-01/nick-kyrgios-012022_g0vomeq8x9gp1tugg0d395xdb.jpg?itok=OQI-zZNg)
Why are Australian Open fans shouting "Siuuu!" at tennis players? Cristiano Ronaldo's celebration explained | Sporting News Australia
![Dr. Nik Bogduk<br/><span class='designation'>Emeritus Professor at Fortress Learning Australia</span><br/> Dr. Nik Bogduk<br/><span class='designation'>Emeritus Professor at Fortress Learning Australia</span><br/>](https://tvetworldconference.com/images/speakers/presenter-N_bogduk-526x514_1.jpg)
Dr. Nik Bogduk<br/><span class='designation'>Emeritus Professor at Fortress Learning Australia</span><br/>
![Perth twins Nick and Dean Timmings commence 2022 Beijing Winter Olympics qualification in skeleton sled | The West Australian Perth twins Nick and Dean Timmings commence 2022 Beijing Winter Olympics qualification in skeleton sled | The West Australian](https://images.thewest.com.au/publication/C-4175063/f1fbd0705c8ec135efd01af3fef139bf5014e92c-4x3-x0y711w3343h2507.jpg)