South Africa's Werner Kok (L) carries the ball covered by Fiji's Semi Kunatani during the USA Rugby Sevens tournament in Las Vegas, Nevada, February 15, 2015. AFP PHOTO / ISAAC BREKKEN (Photo credit should read Isaac Brekken/AFP via Getty Images)
South Africa's Werner Kok (L) carries the ball covered by Fiji's Semi Kunatani during the USA Rugby Sevens tournament in Las Vegas, Nevada, February 15, 2015. AFP PHOTO / ISAAC BREKKEN (Photo credit should read Isaac Brekken/AFP via Getty Images)