As far as I know you cannot hurt the camera itself, because it is not medeled as an actual physical object in the game (unless you are refering to the camera found under Empty >>> Objects). You'll have to create an effect that looks as if the camera was hit.
Something like...
1) Camera shakes and falls to the ground
2) At the same time the screen flashes, and perhaps add a cutRsc displaying shattered glass all over the screen
3) Then everything goes black
... perhaps