India, Sept. 15 -- Utah Governor Spencer Cox said on Sunday that the alleged Charlie Kirk assassin, Tyler Robinson, was not cooperating with the authorities as he remains in custody waiting to be charged.

Investigators have yet to piece together why Robinson allegedly scaled a rooftop at Utah Valley University during an outdoor event and shot conservative political commentator Charlie Kirk in the neck at long range on Wednesday.

Cox said that 22-year-old Robinson would be formally charged on Tuesday. The Republican Governor revealed that the accused has not confessed to investigators.

"He is not cooperating, but all the people around him were cooperating, and I think that's very important," the Republican governor said on ABC's This We...