Tim Loehmann, the Cleveland Police Officer who shot and killed 12-year-old Tamir Rice, and his partner, Frank Garmback, both have storied police histories. Earlier this year, Officer Garmback was involved in an excessive force lawsuit that settled for $100,000. Officer Tim Loehmann was described by high-ranking officials on the Independence Police Department (where he previously worked) as someone who “could not follow simple directions,…