Michael Phelps races a great white shark

Name: Michael Phelps races a great white shark
Duration: 53 s
Channel: Swimming Sports
Description: Olympic great Michael Phelps races a &#39;great white shark&#39; . The shark was in-fact a computer simulation rather than a actual great white but its swim speed was calculated using data collected from the real thing. Phelps finished the 100m course in 38 seconds, two second slower than the &#39;shark&#39;