[Ianto clearly feels his handling of the situation did not measure up to his usual standards of professionalism, but he just smiles in an attempt to be appreciative and hands her a mug of tea.]
In a few months at home there are these aliens who show up and try to take 10% of the world's children. [This is the utterly condensed version of the information he got from Jack, leaving out the government trying to destroy Torchwood and Jack's history with the 456.] So Jack and I go to tell them it won't happen. And they release a biological weapon into the air and kill everyone in Thames House.