2011-12 Case Book Example, Page 43, Rule 7, 7.1.1:

"7.1.1 Situation A: Wrestler A lifts the opponent off the mat and, while Wrestler B is in the air struggling to get free, Wrestler A loses control and Wrestler B falls to the mat. Would this be considered a slam? Ruling: When you lift your opponent off the mat you are responsible for a safe return to the mat. If you lose control and Wrestler B falls to the mat with unneccesary force, a slam shall be called without hesitation."