On this week's episode of the On the Horizon podcast, Derrick is joined by Pro MMA fighter, J.R. Crosby. J.R. is involved with a lot of things, including MMA fighting, teaching college courses in criminology, competitive shooting, and more! He tells us all about how he got into MMA fighting, his past jobs in law enforcement, and his current job as a criminology professor. Derrick asks J.R. about the Precision shooting he competes in and they talk about the growing pistol community. J.R. des...