India, Sept. 13 -- The arrest of 22-year-old Tyler Robinson has left a Utah community reeling. The "squeaky clean" kid from a loving family, Robinson is now accused of assassinating conservative activist Charlie Kirk during a campus event at Utah Valley University.

1. Robinson's grandmother Debbie told NBC News she spoke to her family daily and was stunned: her grandson had always seemed "squeaky clean." Neighbors described him as "very considerate," "quiet," and "respectful."

One family friend said, "I'm stunned. These are really nice people."

2. The Robinsons, who live near St. George, Utah, aren't particularly political or religious. Friends describe them as "good, down-to-earth, nice people" who enjoy hunting, ATVs, and family vaca...