Watch some of the world's best rock climbers as they ascend the hardest routes in this powerful film that captures the raw energy of sport climbing. Set to a high-energy soundtrack, Inertia features Chris Sharma, Joe Brooks, Dave Struthers, Lisa Rands and others. Inertia 2 highlights Randy Leavitt's first ascent on the 140-degree "Book of Hate," Josune Bezeriatu's first female ascent of "Honky Mix" and more spectacular climbing action.