Updated On: 19 August, 2016 08:29 AM IST | | AFP
<p>Kristi Castlin dedicated her 100m hurdles medal to victims of gun violence after helping the United States claim a historic podium sweep in the event on Wednesday</p>

Kristi Castlin. Pic/AFP
Rio de Janeiro: Kristi Castlin dedicated her 100m hurdles medal to victims of gun violence after helping the United States claim a historic podium sweep in the event on Wednesday.

Kristi Castlin. Pic/AFP