Tonight's Episode Of The Event [05-09-2011] - [Episode #0120, "One Will Live..."]...

[Zim Hosein]

Sterling discovers an unlikely ally in Simon, who risks everything to return with an antidote; Jarvis orders an air strike over the objections of Peel; Sophia's plot to wipe out the human race has an unwitting accomplice in Leila; Sean and Vicky try to prevent thousands of deaths.

Episode #0120, "One Will Live, One Will Die."