E1 - Day 6: 6:00 A.M.-7:00 A.M.

Aired: January 14, 2007

A new U.S. President has negotiated Jack's release from a Chinese prison so Jack can stop a series of terror attacks... with his life.

E2 - Day 6: 7:00 A.M.-8:00 A.M.

Aired: January 14, 2007

Can Jack and an unlikely ally stop a suicide bomber and track the architect of these acts of terror?

E3 - Day 6: 8:00 A.M.-9:00 A.M.

Aired: January 15, 2007

Jack and former terrorist leader turned peacemaker, Hamri Al-Assad, track a suspicious man to a self-storage facility.

E4 - Day 6: 9:00 A.M.-10:00 A.M.

Aired: January 15, 2007

While Jack has problems with Curtis, CTU discovers a nuclear threat and raids a terrorist warehouse, and a shocking explosion shakes LA.

E5 - Day 6: 10:00 A.M.-11:00 A.M.

Aired: January 22, 2007

Four more "suitcase nukes" are out there, and Jack's only lead takes him to the home of his brother.

E6 - Day 6: 11:00 A.M.-12:00 P.M.

Aired: January 29, 2007

Jack finds himself confronting his father while the lead terrorist needs help if he's to explode the remaining bombs.

E7 - Day 6: 12:00 P.M.-1:00 P.M.

Aired: February 05, 2007

Family troubles: Jack with his brother and father while Morris worries about his own brother.

E8 - Day 6: 1:00 P.M.-2:00 P.M.

Aired: February 12, 2007

The President meets with a known terrorist, while Jack searches for Morris, Fayed seeks a trigger, and Tom Lennox makes a choice.

E9 - Day 6: 2:00 P.M.-3:00 P.M.

Aired: February 12, 2007

Jack looks for a Russian national as his father plots with shadowy patriots. Meanwhile, the President and the Constitution may be in danger.

E10 - Day 6: 3:00 P.M.-4:00 P.M.

Aired: February 19, 2007

While Jack looks for Gredenko and tries to save Josh, White House intrigue deepens.

E11 - Day 6: 4:00 P.M.-5:00 P.M.

Aired: February 26, 2007

Jack's search takes him to the home of an old enemy, while a bomber slips into the White House.

E12 - Day 6: 5:00 P.M.-6:00 P.M.

Aired: March 05, 2007

Jack's search takes him to the Russian Consulate, while the Vice President contemplates a sweeping executive order.

E13 - Day 6: 6:00 P.M.-7:00 P.M.

Aired: March 12, 2007

The search for Gredenko finds Jack hunted inside the Russian Consulate and a former President calling on his ex-wife.

E14 - Day 6: 7:00 P.M.-8:00 P.M.

Aired: March 19, 2007

CTU's satellite tracking system is compromised as a bomb-carrying drone heads toward an unknown city. Meanwhile, US forces prepare for a nuclear retaliation on the Middle East.

E15 - Day 6: 8:00 P.M.-9:00 P.M.

Aired: March 26, 2007

Jack enlists the help of an autistic man in the search for Gredenko, and Sandra Palmer makes a fateful decision.

E16 - Day 6: 9:00 P.M.-10:00 P.M.

Aired: April 02, 2007

Jack baits Fayed with Gredenko, while the President faces a challenge to his office.

E17 - Day 6: 10:00 P.M.-11:00 P.M.

Aired: April 09, 2007

To find the remaining suitcase bombs, both Jack and the President set up bluffs.

E18 - Day 6: 11:00 P.M.-12:00 A.M.

Aired: April 16, 2007

The Chinese want Jack to give them Russian nuclear technology, and the President wants the Vice President's resignation.

E19 - Day 6: 12:00 A.M.-1:00 A.M.

Aired: April 23, 2007

Jack goes rogue to save a woman, and the White House needs a fall guy for Fayed's success.

E20 - Day 6: 1:00 A.M.-2:00 A.M.

Aired: April 30, 2007

A missing computer circuit board: the Russians get wind of Chinese espionage, the White House must find a leak, and CTU interrogates an unlikely witness.

E21 - Day 6: 2:00 A.M.-3:00 A.M.

Aired: May 07, 2007

Russian ire worries the White House, while the Chinese take on CTU, and the damaged circuit board is in surprising hands.

E22 - Day 6: 3:00 A.M.-4:00 A.M.

Aired: May 14, 2007

Russia presses the White House, while Jack must try to thwart the Chinese and his oldest antagonist simultaneously.

E23 - Day 6: 4:00 A.M.-5:00 A.M.

Aired: May 21, 2007

In order to prevent a war with Russia, the White House orders a trade of Jack's nephew for the circuit board, and puts Jack in custody so he cannot stop the exchange.

E24 - Day 6: 5:00 A.M.-6:00 A.M.

Aired: May 21, 2007

Jack rushes toward his nephew and his oldest antagonist, as a Chinese sub and F-18s race for the same destination. Chloe faints. Can Jack find any peace?