Poland's Piotr Malachowski is one of the world's top discus throwers.

He has a solid Olympic record. He won a silver medal in Beijing during the 2008 games, and is also the proud owner of the fifth-longest discus throw ever: 71.84 meters (FYI, that's really far).

But at the Rio Olympics, the competition was intense. If Malachowski wanted to take home a medal, it would be one of the biggest challenges of his life.

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