Mario Chalmers Tried to Dunk on Paul Millsap (Spoiler: Nope)

Mario Chalmers tried to dunk on Paul Millsap. It went very poorly. Millsap completely dismissed the attempt and Chalmers went down in a heap. Chalmers either botched his take-off, or he literally can’t dunk. Which would finally put to bed this Yahoo! Answers question from 2013: