Jason Campbell

FILE - In this file picture taken on Thursday, March 29, 2018, a fighter, second from right, of U.S-backed Syrian Manbij Military Council stands next to U.S. humvee at a U.S. troop's outpost on a road leading to the tense front line between Syrian Manbij Military Council fighters and Turkish-backed fighters, at Halawanji village, north of Manbij, Syria.    A spokesman for the U.S.-led coalition said Friday, Jan. 11, 2019 that the process of withdrawal in Syria has begun, declining to comment on specific timetables or movements. (AP Photo/Hussein Malla, File)

Leaving Syria now could cost US intelligence source

Jason Campbell, a policy researcher at the RAND Corporation, said on Federal Drive with Tom Temin that leaving Syria could have detrimental consequences.

Read more