The Brief Eight people were arrested after a months-long child exploitation investigation in Mercer County. Operation Guardian Angel targeted online predators ahead of the FIFA World Cup surge in New Jersey. Prosecutors urge the public to report suspected online child exploitation. Eight people are facing charges after a months-long investigation into online child exploitation led by the Mercer County Prosecutor’s Office Internet Crimes Against Children (ICAC) Task Force. Through advanced cyber investigative techniques, the ICAC Task Force identified and arrested eight individuals accused of using online platforms to engage in unlawful communications and activities involving minors.