Relay race | men's 4×400 m relay | Athletics at the 2008 Summer Olympics – Men's 4 × 400 metres relay | Internet Relay Chat | Athletics at the 2004 Summer Olympics – Women's 4 × 400 metres relay | Athletics at the 2012 Summer Olympics – Women's 4 × 400 metres relay | 4 × 400 metres relay | 2005 World Championships in Athletics – Men's 4 × 400 metres relay | Frame Relay | Athletics at the 2004 Summer Olympics – Men's 4 × 400 metres relay | American Radio Relay League | women's 100m relay team | relay race | 4 × 100 metres relay | 2008 Summer Olympics torch relay | 2003 World Championships in Athletics – Women's 4 × 400 metres relay | Women's 4 × 400 metres relay | Tracking and Data Relay Satellite System | Tracking and Data Relay Satellite | Swimming at the 2013 World Aquatics Championships – Men's 4 × 100 metre medley relay | Swimming at the 1996 Summer Olympics – Men's 4 × 100 metre medley relay | Swimming at the 1996 Summer Olympics – Men's 4 × 100 metre freestyle relay | Swimming at the 1988 Summer Olympics – Men's 4 × 100 metre medley relay | Athletics at the 2012 Summer Olympics – Men's 4 × 100 metres relay | Athletics at the 2008 Summer Olympics – Women's 4 × 400 metres relay | 2012 Summer Olympics torch relay | 2009 World Championships in Athletics – Men's 4 × 100 metres relay | women's 4x400 metres relay | women's 4x100-meter freestyle relay | women's 4×400 m relay |
In the 2004 Olympic Games, Rock ran for the American 4x400m relay team in the qualifying heats, securing the team a place in the final.
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Later in the meet, he led off the 4x400m relay team to yet another World Championship gold medal.
Willem de Beer (part of the 4x400m team that took part in the final race of the 2012 London Olympic Games; part of the 4x400m team that won silver in the 4x400m relay team at the 2011 World Championships in Athletics at the Daegu Stadium, Daegu)
She also won bronze in the 4x400m relay with Shereefa Lloyd, Rosemarie Whyte and Novlene Williams
She trains in the United States and was part of the silver-medal winning 4x400m relay team at the 2011 Pacific Games.