David Tupper. Screenshot/TikTok A former law enforcement official and security guard, David Tupper , was caught on video in a store in the Houston area, calling Denishia Lewis, a driver he had a road rage incident with racial slurs after punching her car mirror on the highway, as she drove with her son. Fox 26 obtained the following information from Denishia regarding the incident: "When the light turned green, he didn't go; "I literally tapped the horn like this (honk), (Le