The search continues Thursday for a suspect in the fatal shooting of conservative activist and commentator Charlie Kirk at an event Wednesday at Utah Valley University. CBS News Confirmed has gathered information from officials and video and audio sources and has constructed this timeline of the assassination of the 31-year-old.

This timeline will be updated as more information emerges.

11:52 a.m. MT (1:52 p.m. ET): Shooter arrives near campus

The shooter arrived near the campus university at around 11:52 a.m., officials said at a news conference Thursday morning. The event was scheduled to begin in the UVU courtyard at noon. Videos from the scene show a large crowd gathered in the area.

Screen grab of video showing crowd at Charlie Kirk event, Utah Valley University, Sept. 1

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