The parents of Tyler Robinson, the 22-year-old who admitted to assassinating Charlie Kirk, once encouraged their son’s intense interest in firearms by gifting him a “build your own gun” kit for Christmas. Robinson’s fascination with guns was well-documented by his family, who frequently posted photos of their visits to shooting ranges. Images show Robinson as a teenager proudly holding high-powered weapons, including an M2 Browning .50 caliber machine gun, a scoped rifle, and even a bazooka. His mother, Amber Robinson, and his younger siblings appeared to embrace this lifestyle, as evidenced by pictures showing smiling faces at the range, even...