Warning both benches prior to a game is rare, but has happened in the past, discouraging teams with apparent ill will from beaning each other's players. Umpires do it to prevent situations from escalating out of control. But players tend to argue that they can police themselves, and that warning both benches -- baseball's equivalent of a zero-tolerance policy -- robs them of their ability to pitch inside.
"I'm not going to give up my game plan, my approach, for something like that," Harvey said. "It's unfair. If certain situations come up where I need to throw that pitch, I'm definitely not going to be afraid to go inside.