24 Season 4 Episode 21 — Day 4: 3:00 A.M.-4:00 A.M.

CTU scrambles to forge an alibi when a Chinese representative produces evidence of American involvement in the raid on their embassy. Audrey gives Jack the cold shoulder, while Palmer and Logan clash over the consequences of Palmer's decisions. Jack and Curtis close in on Marwan as the countdown for the missile launch moves ahead.

24 Season 4 Episode 21 (“Day 4: 3:00 A.M.-4:00 A.M.”) is episode 21 of 24 in Season 4 and first aired on May 9, 2005. It runs about 45 minutes. Directed by Kevin Hooks. Written by Michael Loceff and Joel Surnow. Guest stars include Mary Lynn Rajskub, Dennis Haysbert and Carlos Bernard. 24 is a Action & Adventure, Drama and Crime series from FOX.