OC Westbrook's "improved" defense is really just over-aggressively going for steals. Often times, a better defensive positioning or cutting off drive is better suited than going for steals, as shown in today game vs Rockets.

Who are the five greatest defensive centers of all time

The Jingle Hoops commercial, but with Smart, Simmons, Draymond, Westbrook and Lonzo

Whiteside spins through the defense and throws it down!

Roberson clutch block, then Westbrook finds Roberson for the layup! - ABC