Charlie Kirk, a well-known conservative activist in the United States and staunch ally of President Donald Trump, was shot dead at an event at Utah Valley University.

Video of the incident circulating on social media showed Kirk speaking to a large outdoor crowd when a loud crack, a gunshot, rings out.

Kirk briefly clutches his neck before collapsing from his chair, sending attendees fleeing. He was 31 years old.

Here is what we know:

What happened?

Kirk was on a speaking tour, and his stop at Utah Valley University was the first of at least 15 scheduled events at universities around the country as part of his “American Comeback Tour”.

Before the shooting, he was seated at his “Prove Me Wrong” debating table, taking questions from an audience outdoors.

Videos show that Kirk was go

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