The university had been roiled after a student filmed herself arguing with the instructor of a children’s literature course that recognized more than two genders.

© Sam Craft/Associated Press

Public health advocates hoped that the measles outbreak might persuade the reluctant to get shots. That has not turned out to be true.

Two other officers were injured in the shooting in York County, and the person who fired on the officers was also dead, officials said.

© Matt Slocum/Associated Press

The New York Times examined video footage to better understand what was said during Mr. Kirk’s event at Utah Valley University.

© Tess Crowley/The Deseret News, via Associated Press

The widespread and fast-moving campaign has already resulted in lost jobs, suspensions and internal investigations, heightening tensions online between supporters and detractors of Charlie Kirk.

© Loren Elliott for The New York Times

Mr. Kirk, 31, the founder of a right-wing youth movement, was shot while speaking at Utah Valley University on Wednesday.

© Kim Raff for The New York Times