Police were called after the black Jeep Cherokee drove into the airfield at about 10 a.m, sources tell NBC10 Philadelphia.
Police stopped the vehicle and took the male driver into custody at 11:13 a.m., police say.
Sources tell NBC10 Philadelphia that the Jeep drove into a fence on the airfield and police chased the vehicle down the runway. The man who was taken into custody was in his 20s.
Authorities then stopped all inbound and outbound air traffic while police searched the Jeep for explosives. None were found, sources say.
Authorities then stopped all inbound and outbound air traffic for a short period. The FAA announced that some arriving flights were delayed an average of 34 minutes because of "security" issues.
Runways were reopened around 11:30 a.m.
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