Driven to distraction

Another example of why studies are a waste of time. Did we really need a study to prove to us that auto accidents are mostly the result of distraction or drowsiness? Like, DUH, dude.

Here is a graphic from the WaPo website that lists the main causes of accidents.


What I want to know is where is the category for "reaching around to whack obstreperous 4-year-old in back seat"? Does that fall in the category of "reaching for a moving object"?