SWANSEA — Federal authorities alerted Swansea Police to a social media post containing terrorist threats targeting Swansea Police Department officers, prompting an investigation that led to the arrest of a 28-year-old man and a felony charge, police said.The FBI notified the Swansea Police Department about the threats, and the department’s Criminal Investigations Division began investigating and identified a suspect, according to information released by police. Detectives developed w...