A man linked to the Islamic State in Syria remains stranded in the buffer zone on the Greek-Turkish border, Kathimerini understands.
The man, who is said to hold US citizenship, appears to have been expelled by Turkey. However, Greek authorities have refused to allow him to enter Greece.
The man remains under the purview of Turkish authorities.
"I think we have a serious problem," said Edina Becirevic, associate professor of security studies at Sarajevo's Faculty of Criminal Justice, Criminology and Security Studies, who has studied the Salafi phenomenon in Bosnia extensively.
"We, as a society, must deal with the fact that Salafi influencers promote intolerance, exclusion of women and religious superiority."