Editor's note: The below recap contains spoilers for Countdown Episode 12. After a pretty major time jump, Countdown hit the gas and sped right into a brand-new threat as Mark Meachum (Jensen Ackles), ...

Countdown returns with Episode 12, This Is His Signature, and the task force ends the hour exposed and outmaneuvered. The episode opens with Governor Shelby’s press secretary being shot at a rural gas ...