India, Sept. 16 -- Tyler Robinson, the suspect accused of murdering conservative activist Charlie Kirk in Utah, wrote a physical note threatening to kill the political commentator.

The revelation was made by Federal Bureau of Investigation (FBI) director Kash Patel on Monday. He also said that Robinson told another person in a text message before the shooting that he planned to kill Kirk.

In an appearance on Fox News' "Fox & Friends," Patel said investigators believe the suspect wrote a physical note saying he had the "opportunity to take out Charlie Kirk" and would do so. The note was destroyed, Patel said, but investigators have collected forensic evidence that it had existed and confirmed its contents through interviews.

Patel did n...