President Logan reinstates Jack to CTU when he learns that the US - not Russia - is in danger. Jack captures and must negotiate with a scientist who helped Bierko open the nerve gas canisters. President Logan must decide how to handle revealing Walt's complicity to the public.
President Logan convinces Jack to accept reinstatement to CTU following the revelation that Erwich plans to use the nerve gas on Americans. CTU gets a lead on one of Erwich's associates who is helping him re-configure the detonation codes on the canisters. Meanwhile, President Logan enlists the help of his wife, Martha, as an advisor and replacement for Walt Cummings.—Shiro