Originally Posted by RKMeibalane
Watch the video again. He clearly says something. I'm not as skilled at reading lips as VC, but it does look like he's saying, "What?" There's no question he spoke.
I think the question is how did he say it. He clearly says two things. The first is when Quentin is walking towards him and he did not appear to be shouting in that video. When Quentin starts running at him, Greinke throws his glove aside and says something else.