Hilary Duff was being interviewed at “Live@Much” on Tuesday when a man outside the studios threatened to kill the singer/actor/horse impersonator. Police showed their love of Duff by taking him down swiftly and mercilessly.

According to an eyewitness, the unidentified man vowed to kill Duff, prompting several police officers to tackle him.

“The cops slammed his face into the pavement,” said photographer Todd Gillis, who witnessed the incident. “He was bleeding.”

The director of operations said this had nothing to do with Hilary ...