A man was shot and killed in Utah on Wednesday as the FBI attempted to serve a search warrant in the city of Provo. Law enforcement sources told CBS News the individual who was killed allegedly posted threats online against President Biden, his family, and Barack Obama. "The FBI takes all shooting incidents involving our agents or task force members seriously. In accordance with FBI policy, the shooting incident is under review by the FBI’s inspection division," the agency said in a statement. The deceased has been identified as Craig Robertson, according to a federal complaint obtained by ABC News. President Biden lands in Utah on Wednesday afternoon as part of a tour of southwestern states. This is a breaking news story and will be updated with new information.