Ryan Gresham and Kevin "KJ" Jarnagin talk about recently-filmed episodes of online self-defense series "First Person Defender". Plus, KJ shows off a new EOTech optic on his new Aero Precision blaster, and the guys compare the 6.5 PRC to the 6.5 CM. Also, it's the last week to enter to win August's SureFire Giveaway.