Here's an update.
<img src="http://i.imgur.com/OXNcgIX.jpg" border="0" />
To the bottom-right, you'll see there is a number 0. This is debug text that is supposed to equal the UID of the pink part that needs Z-level correction:
<img src="http://i.imgur.com/HhOxs8I.jpg" border="0" />
Here is what the current set of events is:
<img src="http://i.imgur.com/0EkG4MF.jpg" border="0" />
My goal is to be able to pick the problem part so I can change its Z order. As you can see by the "0" number near the bottom right of the first image, the problem part isn't being picked. Does anyone know how to pick the problem part?