Authorities are continuing their search for an unidentified shooter in the murder of Charlie Kirk.

The FBI released a photo of a person of interest Thursday. The agency is also offering a $100,000 reward for information leading to an arrest.

RELATED: Charlie Kirk shooting: Person of interest photos released by FBI

Kirk, the conservative activist and founder of Turning Point USA, was shot and killed at Utah Valley University during the first stop of his American Comeback Tour on Wednesday afternoon.

FILE-Charlie Kirk, who founded Turning Point USA, speaks before former President Donald Trump's arrival during a Turning Point USA Believers Summit conference at the Palm Beach Convention Center on July 26, 2024 in West Palm Beach, Florida. (Photo by Expand

Here's the latest:

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