A gunshot fired by security personnel on Wednesday drove off a man who had entered the Pennsylvania compound of exiled Turkish cleric Fethullah Gulen, according to police.
A white man dressed in dark clothing entered the compound in Saylorsburg, Pennsylvania, according to a Pennsylvania State Police report.
The man was believed to be armed, a spokesman for Gulen told Reuters.
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The police were called and security personnel fired a warning shot and the man ran off, according to authorities.
Troopers searched the area but were unable to locate the intruder.
The incident comes days after Ibrahim Kalin, a spokesman for Turkish President Recep Tayyip Erdogan, said Turkey's National Intelligence Organization would launch overseas "operations" against supporters of Gulen.