S1, E22: It is April 29 - the day seen in the flashforwards. Mark uncovers the date of the next blackout, and Simon and Demetri attempt to prevent it from happening.

Starring Genevieve Padalecki, Lennon Wynn, Lindsay Pulsipher

S1, E22: It is April 29 - the day seen in the flashforwards. Mark uncovers the date of the next blackout, and Simon and Demetri attempt to prevent it from happening.