U.S. investigators on Thursday released photos and a video of a person of interest in the fatal shooting of influential conservative activist Charlie Kirk and said they had found the rifle believed to have been used in the politically charged killing.

The FBI has released photos of a “person of interest” tied to the assassination of the right-wing commentator Charlie Kirk in Utah on Wednesday. The grainy photos, seemingly from a security camera, show a man wearing a long-sleeve black shirt that features an American flag.

Authorities urged the public to help with the manhunt by sharing any information they may have, while acknowledging they have no idea about the suspect's whereabouts.

: A suspect in the fatal shooting of Charlie Kirk has been arrested, the FBI Director Says. The governor of Utah is calling the individual a “person of interest.” Just before a press conference with law enforcement officials and Utah Gov Spencer Cox began,