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

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.