Cinema 4D Rigging 04 - Wrist Control Using Constraint and XPresso HD

My original character model is now FOR SALE: http://www.cgtrader.com/3d-models/character-people/fantasy/anthro-female-cat-feline-rigged-cartoon-t-pose-model This tutorial describes a method I use to control the wrist and the lower part of the arm near the wrist to move along with it. I use a Constraint and Xpresso tag.