The FAA halted flights at LaGuardia Airport on Wednesday due to law enforcement activity, Fox News reported.AP The FAA issued a ground stop at LaGuardia Airport due to law enforcement activity, per Fox News. Unconfirmed social media posts claimed a prisoner had escaped from FBI agents at the airport. It comes after the FAA grounded LaGuardia flights on Monday due to staff shortages, per Reuters. Flights were grounded for the second time this week at New York's LaGuardia Airport on Wednesday, Fox News first reportedThe Federal Aviation Administration (FAA) told Insider the ground stop was implemented due to "law enforcement activity."Flights later resumed, the FAA said, without disclosing the nature of the activity.