Bosnia government officials say the U.S. intelligence director, John Brennan, arrived unexpectedly in Sarajevo to meet officials of the nation's anti-terrorism group.

Officials spoke under condition of anonymity on Friday because the visit was not officially announced. The CIA director arrived from Riyadh, Saudi Arabia, where met with senior officials from six Arab nations aimed at coordinating efforts in the conflicts in Iraq, Syria and Yemen.

The U.S. Embassy in Sarajevo had no comment.

Bosnian officials said Brennan would meet with officials of several agencies which are coordinating anti-terrorism efforts.

About 130 Bosnians are thought to be fighting in Syria for the Islamic State group. According to the government, many of them want to return home although they could face jail sentences.