The stone (I assume) that hit it, hit is smack in the middle. There is an almost pefectly symmetrical "star" on it.
Anyhow, I figured no big deal, just replace the lens, but I have to get the whole assembly. $106.
It all comes in bunches. Dent, busted foglight, speeding ticket.
I just noticed today after I parked my car. Didn't even check to see if the foglight works. I'll go do that.