The PBR storms into the Windy City for Week 2 of the Unleash The Beast Series. A dramatic opening weekend set the tone, and the stakes are already high as the world’s toughest bull riders go head to head with the toughest bulls on the planet. Momentum is on the line. Confidence is on the line. And every ride matters as the season begins to take shape. It all happens tonight when the chute gates swing open inside the United Center.