Team GB Female Beach Volleyball Players Launch Road Safety Initiative

LONDON, ENGLAND - MAY 24: Members of Great Britain women's Beach Volleyball team (L-R) Denise Johns, Lucy Bolton, Shauna Mullin and Zara Dempne take part in a 'Stop Traffic' photocall on Parliament Square on May 24, 2012 in London, England. The PR stunt was aimed at reminding commuters that roads were likely to be busier at peak times during the 2012 London Olympic Games. (Photo by Dan Kitwood/Getty Images)

Team GB Female Beach Volleyball Players Launch Road Safety Initiative

LONDON, ENGLAND - MAY 24: Members of Great Britain women's Beach Volleyball team (L-R) Lucy Bolton, Zara Dempney and Shauna Mullin take part in a 'Stop Traffic' photocall on Parliament Square on May 24, 2012 in London, England. The PR stunt was aimed at reminding commuters that roads were likely to be busier at peak times during the 2012 London Olympic Games. (Photo by Dan Kitwood/Getty Images)

Team GB Female Beach Volleyball Players Launch Road Safety Initiative

LONDON, ENGLAND - MAY 24: Members of Great Britain women's Beach Volleyball team (L-R) Denise John, Zara Dempney and Shauna Mullin take part in a 'Stop Traffic' photocall on Parliament Square on May 24, 2012 in London, England. The PR stunt was aimed at reminding commuters that roads were likely to be busier at peak times during the 2012 London Olympic Games. (Photo by Dan Kitwood/Getty Images)

Team GB Female Beach Volleyball Players Launch Road Safety Initiative

LONDON, ENGLAND - MAY 24: Members of Great Britain women's Beach Volleyball team (L-R) Denise Johns, Lucy Bolton, Shauna Mullin and Zara Dempne take part in a 'Stop Traffic' photocall on Parliament Square on May 24, 2012 in London, England. The PR stunt was aimed at reminding commuters that roads were likely to be busier at peak times during the 2012 London Olympic Games. (Photo by Dan Kitwood/Getty Images)

Team GB Female Beach Volleyball Players Launch Road Safety Initiative

LONDON, ENGLAND - MAY 24: Members of Great Britain women's Beach Vollyball team (L-R) Denise John, Zara Dempney and Shauna Mullin take part in a 'Stop Traffic' photocall on Parliament Square on May 24, 2012 in London, England. The PR stunt was aimed at reminding commuters that roads were likely to be busier at peak times during the 2012 London Olympic Games. (Photo by Dan Kitwood/Getty Images)

Team GB Female Beach Volleyball Players Launch Road Safety Initiative

LONDON, ENGLAND - MAY 24: Members of Great Britain women's Beach Vollyball team (L-R) Denise John, Zara Dempney and Shauna Mullin take part in a 'Stop Traffic' photocall on Parliament Square on May 24, 2012 in London, England. The PR stunt was aimed at reminding commuters that roads were likely to be busier at peak times during the 2012 London Olympic Games. (Photo by Dan Kitwood/Getty Images)