Thirty former FBI agents, including a retired deputy assistant director, head of counterterrorism and five SWAT team members, have spoken out publicly in support of suspended FBI whistleblower Stephen Friend. Their heartfelt messages, obtained exclusively by The Post, show a deep and widespread anguish about the politicization of the FBI. “It’s time to stop the FBI from being the enforcer of a political party’s ideology,” says Ernie Tibaldi, a retired agent from San Francisco. “We need to re-establish the FBI as the apolitical and independent law enforcement entity that it always was.” He expressed gratitude to Friend “for having the...