Police dogs are trained to attack at a moment’s notice and can run down suspects in a matter of seconds, making K-9 units an important tool for police departments across the country. But some departments are coming under fire for how they are utilizing their four-legged members. Nowhere has the problem been as bad as Indianapolis, Indiana, where police are accused of unleashing their dogs on dozens of unarmed suspects, many of whom are involved in low-level crimes like shoplifting.