"I think random drug testing is good. I've always been part of a sport where we were always randomly drug tested and that's good. I'm clean, I don't take anything and I'm happy to do those kinds of tests.
"I want to fight against somebody who is clean. If somebody isn't, that's definitely a big advantage for them. I want it to be on the same playing field. I'm hoping everyone is clean.
"With Overeem's situation, I think the UFC or commission will find something to do and definitely take care of the situation, so I'll just leave it in their hands."
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