Luguelin Santos lost the plot.

The Dominican silver medalist was so angry at his team's disqualification in the 400-meter relay after a clumsy baton changeover that he threw his running shoes onto the track and repeatedly kicked the railings in the media mixed zone.

"I don't want to talk," he shouted.

— Jorge Sainz — Twitter: http://www.twitter.com/Sainz-Jorge

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EDITOR'S NOTE — "Eyes on London" shows you the Olympics through the eyes of Associated Press journalists across the 2012 Olympic city and around the world. Follow them on Twitter where available with the handles listed after each item.