Shelvin Mack has been given a warning from the NBA for his flop against the Bucks on Saturday. Mack was defending Brandon Knight, whose outstretched arm caused Mack to fall to the floor. Here's a video of the incident:
That flaily right arm does seem pretty an over the top attempt at drawing the foul. Luckily, it's Mack's first warning, so no real harm. The next one would come with a $5,000 fine.