Federal investigators have released photos of a “person of interest” in the fatal shooting of conservative political activist and Turning Point USA co-founder Charlie Kirk on Wednesday.

Charlie Kirk, the CEO and co-founder of the conservative youth organization Turning Point USA, was fatally shot Wednesday at an event at a Utah college.

“We have people all over the country trying to bring this perpetrator to justice," he said, adding that the FBI had received more than 7,000 leads and tips.