Portland police officers and FBI agents are investigating a video that featured anarchists threatening Portland Mayor and Police Commissioner Ted Wheeler, authorities confirmed. “PPB is aware of the video and has launched an investigation into the threats made against the Mayor,” a Portland Police Bureau (PPB) spokesman told The Epoch Times via email. “The FBI is aware of the video and is assisting Portland Police Bureau in the investigation. Due to the on-going nature of the case, we have no further information to release at this time. Anyone with information as to the person or people responsible for this video are encouraged to contact the FBI or PPB,” an FBI spokeswoman added. The video, posted on social media this week, showed a person in a mask standing in downtown Portland as a narrator spoke. “We come to you as a small collective from within the anarchist and antifascist community,” the …