Episode 39 of "Alias"
s02e17 A Dark Turn
Title: A Dark Turn
Original Air Date: 02/23/2003 on ABC
Director: Ken Olin
Writer: Jesse Alexander
Guest Stars: Michael Yavnieli (CIA Technician), Ravil Isyanov (Karpachev), Richard Lewis (CIA Agent Yeagher), Terry O'Quinn (Kendell), Ryan O'Quinn (Local Driver), Yoshia Be (Chinese Army Captain), Thomas Urb (Ilya Stuka), Jon Dixon (CIA Officer)
Plot Outline:
Sydney begins to question where Vaughn's allegiances lie when she learns through CIA Agent Yeager that he is under investigation by the Agency. Meanwhile Irina and a crucial Rambaldi manuscript are used as bait to try to catch Sloane, and Sydney welcomes Dixon to the CIA.