
Late night, Monday, March 18
Sienna Agrees to Cooperate with WHO
Langdon convinces Sienna to trust him and Dr. Sinskey. They go to the Swiss Consulate in Istanbul, where Sienna reveals the full details of Zobrist's letter to Sinskey. Sinskey, despite her initial distrust, agrees to work with Sienna and invites her to a WHO summit in Geneva.