Auto theft, drug overdoses and even trespassing grizzly bears are all in a days work when it comes to the calls Montana police respond to in the rugged land known as America's Final Frontier. With exclusive access, National Geographic rides with the police force as they rush to reach a severely-injured woman in remote mountainous terrain. Then, police suspect that an Iraqi war vet needs psychiatric evaluation instead of jail-time, and a man pulled over claims it’s his constitutional right to drive intoxicated.