"We are coming tomorrow." Never before have just a few words held such terrible import as they did at the end of the second installment of Torchwood: Children of Earth ("Day Two"), written by John Fay, in which the Torchwood team dealt with the aftermath of the explosion which ripped apart the Hub, their Cardiff base of operations, and their leader, Captain Jack Harkness (John Barrowman), and struggled to survive in the light of a massive political conspiracy that sought to silence them permanently. But just why would PM Brian Green (Nicholas Farrell) and Permanent Secretary to the Home Office John Frobisher (Peter Capaldi) want to eliminate Torchwood from the playing field when they might just be the few people in the world who have any chance in hell at stopping The 456? Hmmm... You've read my advance review of Torchwood: Children of Earth as a whole but now that "Day Two" has aired, we can discuss this installment in detail. (And, if you haven