Brittany Shuree Sutherland Collier, 37, was shot and killed in Tucson, Arizona on April 21, 2023. Authorities described the incident as a murder-suicide and the Tucson Police Department opened an investigation into the circumstances surrounding her death. Public reports give few specifics about the other person involved, the sequence of events, or any arrests, and those details have not been disclosed.

Collier is listed in national gun violence archives among people killed by firearms in 2023. The limited public information leaves key questions about what happened that day unanswered. If anyone has information about Brittany, her final movements, or the shooting, please come forward and share what is known.