If there is a pitch that you are unclear whether it hit the person or the bat, have you ever checked the player for signs of contact?
ie..
Baseball Video Highlights & Clips | SD@LAD: Johnson awarded first upon umpire inspection - Video | MLB.com: Multimedia
I personally have never gone there. I will live and die by my call in that situation but perhaps I'm wrong.
OT: I'm glad that I'm not the only one that occasionally blinks on this play
-Josh