Watch: Summer House's West Wilson Clarifies Amanda Batula Relationship TimelineWest Wilson's family is facing an unimaginable tragedy. The Summer House star's cousin Dakota Sweeney was arrested in Missouri and charged with allegedly murdering their grandmother Gayle R. Wilson, Carroll County authorities told TMZ. The incident unfolded at a residence in Carrollton around 10:30 p.m. on April 22, according to a probable cause statement viewed by E! News. Following reports about a homicide, police arrived on scene to find Gayle, 75, dead inside the home.