Story highlights Votel's visit to northern Syria occurred during a trip to other countries in the region

The visit comes as the first of 250 additional U.S. special operations forces are beginning to arrive in Syria

(CNN) Gen. Joseph Votel, commanding general of U.S. Central Command, completed a secret several-hour-long trip to northern Syria to visit several locations where there are U.S. special operations forces and meet with local forces the U.S. is helping train to fight ISIS.

CNN was the only television news team to accompany him.

The visit to northern Syria occurred during a trip to other countries in the region. It comes amid an effort by the U.S. military to accelerate efforts to bring more local Arab and Kurdish forces into the fight in both Syria and Iraq to fight ISIS.

Votel is the highest-ranking U.S. military official to travel into Syria during its war. This was the first daylight U.S. transport mission into Syria.

CNN has been asked to not disclose the exact location of the multiple places he visited. CNN also agreed to not disclose the intense security precautions, including how Votel flew into Syria.

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